Email Append

Email Appending Services & API To Complete Your Contact Data

Instantly improve your campaigns with verified emails using our email append services & API. Reach prospects, donors, and voters with our trusted triple-scrub process and email enrichment processes.

We make email address appending easy, effective, and profitable. Contact us to get a better ROI today.

Free Consultation

What are Email Appending Services?

Email appending services use a specialized platform to cross-reference your contact information with an extensive email database. The goal is to identify and add email addresses that match the individuals listed based on their name and physical or mailing address. Email append services are a valuable resource for businesses with lead or customer data with inaccurate, incomplete, or missing email addresses.

How Do I Get Started?

 

  • Bring your database or use ours: start with known contact info and add verified email addresses.
  • Our email append technology runs your outreach file through three series of checks to provide deliverable emails most likely to reach the inboxes of your audience.
  • Before delivery, we triple-scrub each email address to ensure maximum deliverability.
  • Our Email Append API integrates with your systems for ongoing email enrichment
  • Have an email but missing other contact details? Our Reverse Email Append services can help you find matching phone numbers, postal addresses, demographic data, and more for a full contact profile.
  • Dun & Bradstreet reports that 19% of businesses have lost customers and 15% have missed new opportunities because of incomplete data. Email appending helps close those costly gaps.
  • Append email address to your contacts in just a few clicks. Contact us to get started today!
Contact Us To Get Started

Why Use Accurate Append For Email Appends?

 

Our Email Append services enhance your customer databases by adding missing email addresses and updating outdated ones. Here’s a breakdown of the benefits and features that can transform your business communications:

  • Complete Email Records: Fills in missing email addresses and updates old ones, ensuring your contact list is comprehensive and current.
  • Boosted Email Marketing: Enables more effective email marketing campaigns by expanding your reach and improving message delivery rates.

Email Appending Features:

  • Targeted Data Matching: Match your customer records against a vast, up-to-date database to find and append the correct email addresses.
  • Verification and Validation: Confirm the accuracy and validity of email addresses before they are appended to ensure high deliverability rates.

Email Appending Benefits:

  • Increased Engagement: With accurate and updated email addresses, your campaigns reach more recipients, leading to higher engagement.
  • Enhanced Customer Communication: Provides a direct channel for personalized marketing messages, promotions, and updates, fostering better customer relationships.
  • Cost-Effective Marketing: Email is a cost-efficient marketing channel. Expanding your email list maximizes your reach without significantly increasing costs.
  • Data-Driven Decisions: Enhanced email data supports segmentation and personalized targeting, allowing for more strategic, data-driven marketing decisions.

Our Email Appending services not only increase the size and accuracy of your email contact list but also significantly enhance the effectiveness of your email marketing efforts. 

By ensuring your database is filled with valid, current email addresses, you can reach a wider audience, engage customers more effectively, and drive better campaign results. 

Remarkable Inbox Results

Our email append process ensures you get back only real, deliverable emails. We make it easy to get the results you want by avoiding addresses that could cause SPAM problems.

Up to 18 Million Updates a Month to get You the Best Matches

We provide dynamic results from a constantly updated database of nearly 1 billion email records. Your matches are verified as deliverable in real time.

Premier Support for Your Campaigns

We want your ongoing business and referrals — that’s why we offer every customer expert support and the custom data solutions and advice you need to succeed.


Frequently Asked Questions About Email Appending

Email appending is a data enrichment process that adds missing email addresses to your contact records by matching existing info (such as name, phone number, and postal address) against a verified email database.

You send your list to Accurate Append, we cross-reference it against our database, and return updated or missing emails, often with real-time verification through our email append API.

Our technology processes pinpoint the right person and their current contact information. An older address is enough to start the process and help us find the maximum number of deliverable emails for the people in your audience.

There’s no need to reformat your file. We will add new information to the end of your records without disturbing its original format.

Yes, email verification is one of our services, and in many cases we can even add usable email addresses to records that come back as undeliverable. This service can be very helpful for updating your email database that hasn’t been used in some time, or where more and more addresses are bouncing.

Pricing is based on the size of your list and the details of your order. Our data experts can provide a free consultation and an analysis of your file with a detailed cost estimate. Contact Accurate Append today to learn more.

You may receive results in a matter of minutes after submitting your file for processing, depending on the size of your file. 90% of orders are completed the same business day.

Yes! We will use your existing email address locate the matching name and postal address. We can also match landline and mobile phone numbers if needed for your campaign.

Email is the single largest channel to reach consumers online, with a reach twice as large as Facebook. Adding verified, contactable emails to your database means you can quickly and easily reach your customers and prospects using this cost-effective channel. The Direct Marketing Association estimates a 40x return on investment in email marketing and 80% of SMEs rely on email as their primary customer acquisition and retention channel.

Absolutely! Reverse email appending turns a single email address into a richer profile by adding names, mobile numbers, mailing addresses, demographics, and more.

Choose providers with strong match accuracy, real-time verification, compliance practices, support for bulk and API appends, and an excellent reputation. Discover more about Accurate Append here.


Lead Validation

Verify Leads Faster with our Lead Validation Services

Verify and enhance your leads in real-time and ensure that you’re following up with the prospects that matter most. Fill in contact details and add demographics and other customer attributes.

Free Consultation

How To Verify Leads

Lead verification is a crucial process that carefully checks potential leads, aiming to filter out undesirable ones based on specific criteria. This process includes weeding out leads with temporary email addresses, fake phone numbers, spambots, and other invalid prospects.

This verification process is essential for ensuring that a business or organization gathers high-quality leads genuinely interested in their products or services.

In a nutshell, lead verification checks for:

  1. Temporary Addresses: It examines email addresses to identify temporary or disposable ones, which are often less trustworthy.
  2. Fake Phone Numbers: It reviews phone numbers for inconsistencies or invalid formats, ensuring that they are legitimate and functional.
  3. Spambots: It detects automated spambots that flood databases with irrelevant or malicious content, a common nuisance in lead management.
  4. Invalid Leads: Beyond the mentioned categories, it also assesses the overall validity of leads, making sure they meet basic criteria for being worthwhile prospects.

By efficiently filtering out unsuitable leads, businesses can focus on nurturing relationships with prospects more likely to become customers, optimizing their marketing and sales efforts and resource allocation. Lead verification is fundamental for maintaining a reliable lead database and enhancing overall lead generation success.

Sound complex? It can be. Accurate Append helps your company take on the lead verification process in just a few clicks.

The Best Way to Ensure Lead Authenticity

Accurate Append’s lead validation is the most definitive tool available to solve the number one problem for online marketers – “is my lead good or bad?” Accurate Append will provide the answer in the form of actionable data in a matter of seconds.

Instantly Research Your Prospects

We’ll tell you whether an email address is real, and enhance incomplete leads by adding name, phone number, age, email address and U.S. postal address — from minimal or incomplete form data. Actionable customer intelligence, in seconds.

Expert Support and Advice

We specialize in deep, long-lasting support customized to your needs. Your success and growth are our business model, and we’re building the products and custom solutions to prove it.


Lead Validation & Enhancement Solutions

All solutions listed below are available 24/7/365 as a Batch Service or real-time API.

Email
Verification

Reduce bounces and flag spam and fraud. Verify your email addresses, in real time, before you act.

Lead
Validation

Validate, verify and enhance leads in real-time. Enhance your leads with fresh emails and phone numbers.

Demographic
Append

Use our demographic append API to enhance your database with demographic attributes.

Reverse Append

Discover full name and US postal address with as little as an email address or phone number.

Phone
Append

Append and score cell phone and landline quality with Authoritative Data Source phone append.

Email
Append

Append verified deliverable email addresses in real time with AccuSend email append.

Customized to Fuel Your Success

SOC 2 and HIPAA compliant, we offer custom solutions for regulated industry and fast-growing startups alike. Our proven technology stack supports customizations and quick deployment to accelerate your projects and campaigns.

Easy Integrations

Integration is easy with RESTful architecture, full documentation and codes samples.

Available Where You Need It

Cloud based RESTful API interface or Batch Service can be accessed from anywhere.

Compare Our Results

With the highest possible uptime and fastest response times the service will always be available when you need it.

Top Data Logistics, Built for You

We combine the best available public data with curated, proprietary databases to give you the best, most reliable data possible.

Frequently Asked Questions About Lead Validation

Provide existing data using SFTP, our self-service platform, or real-time API and get back verification and additional fields based on your custom needs.

Lead verification helps you spot real leads by confirming contact information such as their email address and phone numbers, and adding useful details such as demographic information before you reach out.

Marketing and lead acquisition is one of an SMEs largest costs. By validating leads before investing sales time, you’ll not only reduce wasted time chasing poor-quality leads, you’ll gain the data you need to better target your marketing efforts.

Clients use our APIs and batch processes to verify emails and other contact information, and to supplement lead data with additional fields including contacts and demographic information.

With lead validation, you’ll quantify your marketing efforts. Straight North used an analysis of more than 373,000 inquiries to determine that 85% of customers converted on their first visit, while roughly 50-percent of “leads” were not sales inquiries. Lead validation gives you the data to successfully grow your sales and marketing efforts and invest in real returns.

Bulk verification processes an entire list at once, while real-time verification validates each lead immediately as it’s captured.

Lead verification pricing depends on how many leads you’re verifying and what data you need. Reach out to Accurate Append for a free, tailored consultation.

Contact Us To Get Started

Address Append Services

Address Appending Services for Marketing & Sales Campaigns

Starting with an email address or phone number, we provide postal and mailing address information for your marketing campaigns. Add additional demographics or premium contact data based on your needs. We now offer contact scoring for appended phone numbers to help your growing organization close more business.

Free Consultation

What are Address Append Services?

  • Address append services help add missing postal or mailing addresses to your current database. These services help businesses have accurate and up-to-date address data for their current and potential customers.
  • With Accurate Append, you can bring your own list, or start with ours using hundreds of audience-building criteria.
  • Transfer your contacts file with the data points you have, such as name and phone number. We will then provide the mailing address of the contacts.
  • Our processes integrate public and proprietary data from multiple sources to add the best address.
  • We can work with just about any file to add new contact points.
  • Our append services can build off of mobile phones, landlines, or email addresses.
  • Have a phone or email but missing the rest? Our Reverse Append services complete the picture with names, postal addresses, and key demographic information.
  • Our Address Verification API helps businesses verify and update addresses in real time, reducing delivery issues, improving onboarding, and enhancing customer satisfaction.
Contact Us To Get Started

Data Logistics You Can Trust for Your Marketing Campaigns

Accurate Append is a technology company focused on service, responsiveness, and security. We make it easy to instantly understand your results and we offer free match report tests to quantify the data improvements you can expect when you partner with us.

Authoritative Data Source

You need to know you’re calling the right person, at the right number, that they are likely to answer. That’s ADS Phones — our new premium matching and scoring service for discerning marketers.

Dedicated to Your Success

We specialize in creating the best data solutions to match your needs. Our teammembers are trained in stacking products to get the very best results from your data.


Frequently Asked Questions About Address Appending

Address Appending is a process that fills in missing mailing or postal addresses by matching existing data (like name, email, or phone number) against authoritative databases to complete your contact records.

Poor data costs businesses an average of $12.9 million per year, according to Gartner. 

Incomplete or outdated mailing addresses lead to failed campaigns and missed revenue. 

Accurate Append solves this with our industry-leading address append services, built to deliver high match rates and verified contact data. We handle the complex data sourcing so you can focus on closing deals, not chasing leads.

Reverse address append is a method that uses a database to find contact details based on their address. It’s commonly used by businesses and individuals to update address lists, verify data accuracy, or gather information.

By entering an address into the service, the database checks its records to retrieve associated details like name, phone number, email, and more.

Reverse address appending services are valuable for marketing, customer outreach, and keeping contact lists current, streamlining the identification of individuals or businesses connected to specific addresses for increased efficiency and accuracy across industries. Contact us today to start reverse address appending.

Yes! Direct mail campaigns typically get better response and conversion rates than email and advertising campaigns. If you want to expand your nonprofit donor base, address appends can help. Start with name and email or phone number for your target audiences, and we can provide postal addresses for your contact lists.

Direct mail is a great marketing tool for just about any consumer-serving business. Accurate Append’s data services are a great fit for higher education, mortgage lending and other real estate businesses, travel and hospitality, healthcare services, and marketing agencies looking to improve their customer lists and conversion rates.

In order to append the best address, please provide name and either phone number or email address, or both. Our services covers the United States.

We understand working with large data sets is complicated enough as it is, so our software safely appends mailing addresses to the end of your record, keeping all of the other data in the file intact.

Every project is different, so pricing adjusts based on list size, match rate, and the enhancements that make sense for your campaign. Talk to our data experts for a free consultation and a personalized estimate.

Yes! We will use an existing name and address to append mobile phones, landline phones and/or email addresses to your list of contacts.

You may receive results in a matter of minutes after submitting your file for processing, depending on the size of your file. 90% of orders are completed the same business day.


Customer Intelligence Solutions

Customer Intelligence Solutions & API

Enhance your marketing with customer intelligence solutions that enrich your data with accurate demographics and behavioral insights.

Free Consultation
Composite image of a diverse group of smiling people

What are Customer Intelligence Solutions? How Can It Help Your Business?

Customer intelligence solutions refer to the process of enriching your existing customer data with actionable insights, including demographics, behavior patterns, and preferences. By leveraging customer intelligence, you can better segment your audience, personalize outreach, and make data-driven decisions that improve your marketing performance and customer engagement.

Benefits of Customer Intelligence Solutions

  • Increase targeting efficiency: Segment your audience using demographic insights to tailor your messaging and improve campaign relevance.

  • Gain deeper customer insight: Understand your customers’ habits, preferences, and behaviors to uncover new opportunities and enhance existing products or services.

  • Boost ad effectiveness: Identify your most profitable audience segments and allocate your marketing budget where it will drive the highest ROI.

Customer Intelligence Services & API integration are an effective technique for companies attempting to gain insight into their target consumers and promote expansion.

Contact Us To Get Started

Improve Marketing Campaign Performance

Accurate Append not only appends the highest possible quality of demographic attributes but just as important, appends the right information to the right person using our proprietary Right Party Algorithm.

Identify Common Attributes For Your Best Prospects and Customers

Accurate Append maintains an industry leading demographic database allowing our customers the highest possible quality of demographic attributes appended to their lists.

Expert Support and Advice

We specialize in deep, long-lasting support customized to your needs. Your success and growth are our business model, and we’re building the products and custom solutions to prove it.

Customer Intelligence Solutions - Frequently Asked Questions

Customer intelligence solutions are tools and processes that enhance your customer data with insights like demographics, behaviors, and preferences to help you better understand, segment, and engage your audience.

Our customer intelligence solutions help you turn raw customer data into actionable insights. We enrich your database with demographic, financial, and professional information such as income, education, and job title to give you a deeper understanding of your audience. Using our expansive U.S. consumer database, we can also create lookalike profiles to help you identify and reach high-potential prospects through phone, email, or direct mail.

The typical match rate is 50%.

As part of our proven process, we test a random sample of your data to determine match rates for our customer intelligence enhancements. This provides a clear view of the insights we can deliver for your customer lists, and we’ll follow up with a detailed estimate tailored to your needs.

Contact our team today to get a free evaluation of your file and the products we can offer to improve your marketing efforts. You can use our U.S. consumer marketing database to grow your customer database, or start with postal addresses, email, and names and phone numbers from your existing lists.

Most files are processed in a matter of hours.


Contact Appending Services

Contact Appending Services & API to Fuel Marketing & Sales Campaigns

Join hundreds of businesses that trust Accurate Append for contact appending services for their sales, marketing and technology teams.

Free Consultation
a marketing team uses contact data to make better decisions

What is Contact Appending?

Contact appending is a process that makes an existing CRM or database better by adding new information from a larger and more complete data source. Contact appending fills missing details, such as contact information, customer preferences and demographics. These enrichment services lead to a more complete and useful contact information in your CRM or database.

Why Choose Accurate Append For Contact Appending?

 

  • Our contact appending services combine billions of data points from public records and premium partnerships, including changes of address, landline and mobile phones, emails, consumer preferences, dates of birth and more.
  • Dun & Bradstreet found that a third of businesses have lost customers or renewals due to inaccurate or incomplete data. Using contact appending helps resolve these issues.
  • Our contact appending services provide the most powerful and comprehensive solutions for your sales, marketing, and outreach needs. We offer quality, quantified.
  • You can expect improved contact rates of 20% or more using us for contact appending.
  • Reach customers and prospects accurately across more channels with contact appending.
  • Get complete data including graded phone numbers that helps marketing drive more leads and helps sales improve close rates.
Contact Us To Get Started

Contact Appending Saves Time and Makes Money

Accurate Append’s solutions are backed by decades of technology leadership and the best partnerships in the sector. We work with regulated industries, voter files, fundraising data and more — all in a secure environment with round-the-clock processing. We understand that every growing organization has different challenges that’s why all of our data match processes are customizable to your needs. Give us a call and start appending data today.

Premium Contact Appending Services

Landline and Mobile
Phone Append

New Authoritative Data Source phones score and enhance your list with prioritized, verified numbers. We help you get more out of your calling campaigns.

Email
Append

With a database of 900 million emails and a triple-scrub process, our list appending services provide remarkable results.

Email
Verification

Real-time validation means better inboxing and fewer bounces for your email campaigns.

Demographic
Append

We provide several core demographic append products that will help you better understand your audience and target your campaigns.

Lead
Validation

Prioritize real leads and respond instantly with our real-time lead validation services. Validate, verify, and enhance your leads.

Address
Append

Update moves and mailing address with as little as a name, street address, city, and state. Add phone, email, and demographic information for your top audiences.

NationBuilder
App

Join hundreds of campaigns that use Accurate Append to validate, verify, and enhance voter and donor records right inside their nations. Get better results right away.

Developer API &
Real-Time Sync

Integrating customer data integrity into your business processes doesn’t have to cost hundreds of thousands of dollars. Benefit from our leading data partnerships and technology leadership today.

Expert Data Logistics for Your Success

We help organizations make the most of their time and resources by helping them append data from the best sources using the best in today’s technology. Our data matching and append algorithms provide speed, accuracy, and security to every job. It’s quality, quantified.

Your One-Stop Shop for the Best Data

Real-time processing and tens of millions of updates each month give you the edge in your sales and marketing campaigns. We’ve developed proven partnerships to give you complete and timely results every time you run a file with us.

Self-Service, Secure Batch, API, and Custom Data Match and Append Products

We can work with any file — including millions of records — and any format to provide the best results. Simply put, if you can send or upload your records, we can append data to them.

Get an Estimate
Today

Our expert data consultants can evaluate your needs to provide the best solutions, and even provide a free match report test to determine how much we can improve your contact files.


Skip Tracing Services

Premium Batch Skip Tracing Services

The highest quality skip tracing solution to provide the most accurate cell phone numbers, email addresses, postal addresses & more to complete your contact lists.

Free Consultation
real estate agent talking on a mobile phone with a client in the office sitting in front of a laptop
Skip tracing is a technique used to locate individuals who are difficult to reach through conventional means.

It works by gathering and verifying data from multiple sources, helping professionals reconnect with people for a variety of purposes. 

This is especially helpful when someone has moved, changed numbers, or simply gone quiet.

Who Uses Skip Tracing?

Industries that rely on accurate, up-to-date contact information often turn to skip tracing to close gaps and improve outreach. It helps professionals connect faster, reduce time spent on dead ends, and improve overall results.

Top users include:

  • Real Estate Professionals: to locate absentee owners, tenants, heirs, or off-market sellers for potential deals.
  • Collection Agencies: to find borrowers and recover outstanding debts.

Other Industries Requiring Precise Contact Data: like legal services, insurance, and background check firms.

Why Choose Accurate Append For Skip Tracing?

  • Our skip tracing services are powered by vast data sources and billions of data points, including public records and special partnerships. We collect various data points, like addresses, phone numbers, emails, and more, to aid your search efforts.
  • When data is missing or outdated, it can lead to missed connections and lost opportunities. Expanding your search criteria helps ensure you're working with a complete picture.
  • Skip Tracing, the Accurate Append way, emphasizes quality over quantity for your search needs. This means fewer contacts but better ones. You get accurate mobile numbers, landlines, emails, and mailing addresses that actually work.
  • When you use our skip tracing services, you can expect a significant boost in your success rate, with an improvement of around 20% or more in reaching and connecting due to Right Party Rate.
  • We can assist you in reaching people accurately through various communication channels by adding their contact information.
  • Obtain verified phone numbers that work reliably, which can lead to more successful outcomes in your search and investigative efforts.
  • We offer batch processing and a powerful skip tracing API solution that plugs right into your system, giving you real-time access to verified contact data—quick, reliable, and built to scale with you.
  • Perfect for real estate agents and investors, debt collectors, and outreach-driven teams
Contact Us To Get Started

We Make Skip Tracing Phone Numbers & Email Addresses Easy

Picture this: no more frustration from sending mail to outdated addresses or dialing disconnected phone numbers. Our skip tracing services gather every piece of contact information tied to a person. Their current address, phone number, email, and more are all at your fingertips.

Proven Skip Tracing Solutions

Landline and Mobile
Phone Append

New Authoritative Data Source phones score and enhance your list with prioritized, verified numbers. We help you get more out of your calling campaigns.

Email
Append

With a database of 900 million emails and a triple-scrub process, our list appending services provide remarkable results.

Email
Verification

Real-time validation means better inboxing and fewer bounces for your email campaigns.

Demographic
Append

We provide several core demographic append products that will help you better understand your audience and target your campaigns.

Lead
Validation

Prioritize real leads and respond instantly with our real-time lead validation services. Validate, verify, and enhance your leads.

Address
Append

Update moves and mailing address with as little as a name, street address, city, and state. Add phone, email, and demographic information for your top audiences.

NationBuilder
App

Join hundreds of campaigns that use Accurate Append to validate, verify, and enhance voter and donor records right inside their nations. Get better results right away.

Developer API &
Real-Time Sync

Integrating customer data integrity into your business processes doesn’t have to cost hundreds of thousands of dollars. Benefit from our leading data partnerships and technology leadership today.

Expert Data Logistics for Your Success

We help organizations make the most of their time and resources by helping them append data from the best sources using the best in today’s technology. Our data matching and append algorithms provide speed, accuracy, and security to every job. It’s quality, quantified.

Your One-Stop Shop for the Best Data

Real-time processing and tens of millions of updates each month give you the edge in your sales and marketing campaigns. We’ve developed proven partnerships to give you complete and timely results every time you run a file with us.

Self-Service, Secure Batch, API, and Custom Data Match and Append Products

We can work with any file — including millions of records — and any format to provide the best results. Simply put, if you can send or upload your records, we can append data to them.

Get an Estimate
Today

Our expert data consultants can evaluate your needs to provide the best solutions, and even provide a free match report test to determine how much we can improve your contact files.


Customer Data Verification

Customer Data Verification Services & Validation API to Elevate Your Service and Sales Teams

Verify your customer data in real-time and ensure that their information is as accurate as possible. Fill in contact details, add demographics and other customer attributes.

Free Consultation

The Best Way to Verify Customer Data

Accurate Append’s customer verification and validation is the most definitive tool available to solve the question – “is my customer data good or bad?” Accurate Append will provide the answer in the form of actionable data in a matter of seconds.

Instantly Research Your Customers

We’ll tell you whether an email address or phone number is real, and enhance incomplete leads by adding name, phone number, age, email address and U.S. postal address — from minimal or incomplete form data. Actionable customer intelligence, in seconds.

Expert Support and Advice

We specialize in deep, long-lasting support customized to your needs. Your success and growth are our business model, and we’re building the customer verification products and custom solutions to prove it.


Customer Verification & Validation Solutions

All solutions listed below are available 24/7/365 as a Batch Service or real-time API.

Email
Verification

Reduce bounces and flag spam and fraud. Verify your customer email addresses, in real time, before you act.

Lead
Validation

Validate, verify and enhance leads in real-time. Enhance your customer lists with fresh emails and phone numbers.

Demographic
Append

Use our demographic append API to enhance your customer database with demographic attributes.

Reverse Append

Discover your customer’s full name and US postal address with as little as an email address or phone number.

Phone
Append

Append and score your customer’s cell phone and landline quality with Authoritative Data Source phone append.

Email
Append

Append your customer’s verified deliverable email addresses in real time with email append.

Customized Customer Data Verification to Fuel Your Success

SOC 2 and HIPAA compliant, we offer custom solutions for regulated industry and fast-growing startups alike. Our proven technology stack supports customizations and quick deployment to accelerate your customer verification and validation campaigns.

Easy Integrations

Integration is easy with RESTful architecture, full documentation and codes samples.

Available Where You Need It

Cloud based RESTful API interface or Batch Service can be accessed from anywhere.

Compare Our Results

With the highest possible uptime and fastest response times the service will always be available when you need it.

Top Data Logistics, Built for You

We combine the best available public data with curated, proprietary databases to give you the best, most reliable data possible.

Frequently Asked Questions About Customer Data Verification and Validation

Customer data verification is the process of confirming the accuracy and validity of the information provided by customers, such as names, addresses, and contact details like phone and email.

Clients use our APIs and batch processes to verify emails and other contact information, and to supplement lead data with additional fields including contacts and demographic information.

Accurate customer data ensures businesses can deliver products and services to the right individuals, reduce fraud, improve marketing targeting, and enhance customer experiences. Verified data helps prevent errors, wasted resources, and potential legal issues, ultimately leading to better operational efficiency and customer trust.

Contact Us To Get Started

Reverse Phone Append Services

Reverse Phone Appending Services to Reach More Leads and Prospects

What is a reverse phone append? Our service starts with your database of customer, supporter, or prospect phone numbers. Using multiple data sources, we enrich your data with the most current and accurate postal addresses and additional information like mobile phones and customer demographics.

Free Consultation

What is a Reverse Phone Append?

  • Reverse Phone Append is a process that helps businesses find important consumer data for their leads by providing just a phone number.
  • This consumer data can contain email address, postal address, demographics, wealth data and more.
  • Our processes integrate public and proprietary data from multiple sources to add and verify additional information, from contacts to demographic and predictive data.
  • We can work with just about any file to add new contact points.
  • Our reverse phone appends cover both mobile and home phones.
Contact Us To Get Started

Data Logistics You Can Trust for Your Phone Campaigns

Accurate Append is a technology company focused on service, responsiveness, and security. We make it easy to instantly understand your results and we offer free match report tests to quantify the data improvements you can expect when you partner with us.

Authoritative Data Source

You need to know you’re calling the right person, at the right number, that they are likely to answer. That’s ADS Phones — our new premium matching and scoring service for discerning marketers.

Dedicated to Your Success

We specialize in creating the best data solutions to match your needs. Our teammembers are trained in stacking products to get the very best results from your data.


Frequently Asked Questions About Reverse Phone Appending

In order to append the information available we ask that you provide a full number plus any additional contact information from your database. Including a last name with the existing phone number is particularly effective. Our service covers the United States.

We understand working with large data sets is complicated enough as it is, so our software safely appends phone numbers to the end of your record, keeping all of the other data in the file intact.

Pricing varies depending on the number of records in your job, the number of records for which we find matches and the types of enhancements that will best serve your project. Please contact our experts for a free analysis of your data and a detailed estimate.

Yes! We will take your list of phone numbers and append additional contact information and other demographics based on your marketing campaigns.

You may receive results in a matter of minutes after submitting your file for processing, depending on the size of your file. 90% of orders are completed the same business day.


Reverse Email Append

Reverse Email Append Services To Complete Contact Data

Email is one of the most effective ways to reach leads and customers. Count on Accurate Append to improve outreach and contact rates to grow your organization. Provide email addresses in batch or through our API and we’ll enrich your contacts using reverse email appending.

Free Consultation

What is Reverse Email Append? How Do I Get Started?

  • Reverse Email Appending starts with your customer or supporter email database.
  • We use a proven process to assess your contact records and reliably match them to our premium data sources.
  • Using secure FTP or our API, we enrich matched email addresses with your desired audience information.
Contact Us To Get Started

Trusted Results

Our proven processes ensure you get back most accurate contact data for your growing organization. We make it easy to get the results you want with contactability scores and email verification.

Constant Improvement

Accurate Append is always improving our data with real-time sources and enrichments so you can count on getting the most matches and most up-to-date information on your audiences.

Premier Support for Your Campaigns

We want your ongoing business and referrals — that’s why we offer every customer expert support and the custom data solutions and advice you need to succeed.


Frequently Asked Questions About Reverse Email Appending

Your successful marketing campaign is just one step away! If you have a name and an email address, even an old email address!, we can provide additional contact information for your consumer marketing database.

Our reverse email append services are popular with growing SMEs that want to improve contact rates for email, phone, and direct mail campaigns. Provide a customer list or supporter database for with email address using secure FTP,  our API, or use the self-serve website and we’ll match and append the additional information you need to reach your target audience.

Accurate Append is continually improving our data waterfall to provide the highest quality data and the most matches through a mix of proprietary and premium partner data. Your marketing and sales projects deserve the very best. Reach current customers on more marketing channels today!

Our technology processes pinpoint the right person and their current contact information. An older address is enough to start the process and help us find the maximum number of deliverable emails for the people in your audience.

We understand working with large data sets is complicated enough as it is, so our software safely appends emails to the end of your record, keeping all of the other data in the file intact.

Yes, email verification is one of our services, and in many cases we can even add usable email addresses to records that come back as undeliverable. This service can be very helpful for updating your email database that hasn’t been used in some time, or where more and more addresses are bouncing.

Pricing is based on record count, the appends that are ordered, and how frequently files are submitted for appending.

You may receive results in a matter of minutes after submitting your file for processing, depending on the size of your file. 90% of orders are completed the same business day.

Yes! We will use your existing email address locate the matching name and postal address. We can also match landline and mobile phone numbers if needed for your campaign.


Demographic Append

Demographic Append Services & API: Understand Your Target Audience

Our demographic append services & API enhance your data with demographic attributes that help you increase the effectiveness of your marketing campaigns.

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What is Demographic Appending? How Can It Help Your Business?

Demographic append is the process of supplementing your customer data with information such as birth year, gender, income, credit score, education level, and other demographic aspects. Through demographic appending, businesses can benefit from the following:

  • Increase your targeting efficiency: By understanding the demographic details of your clients, you can separate them into different groups and tailor your promotional content to each.
  • Utilize customer demographics to gain insight: Studying your customers' demographics can give you valuable information about their habits and likes, which can help you discover new opportunities and enhance existing products and services. By getting to know your target market, you can create more compelling promotions that will result in increased conversions.
  • Increase ad effectiveness: Utilizing demographic data can help you pinpoint the most profitable sections of your target market and direct your marketing dollars accordingly.

Demographic appending services & API integration are an effective technique for companies attempting to gain insight into their target consumers and promote expansion.

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Improve Marketing Campaign Performance

Accurate Append not only appends the highest possible quality of demographic attributes but just as important, appends the right information to the right person using our proprietary Right Party Algorithm.

Identify Common Attributes For Your Best Prospects and Customers

Accurate Append maintains an industry leading demographic database allowing our customers the highest possible quality of demographic attributes appended to their lists.

Expert Support and Advice

We specialize in deep, long-lasting support customized to your needs. Your success and growth are our business model, and we’re building the products and custom solutions to prove it.

Demographic Append - Frequently Asked Questions

Our demographic append service includes characteristics such as gender, age, year of birth, years in school and education level, estimated household income, modeled credit score range, head of household, presence of children, ethnic group, marital status, voter age demographics, length of residence, median home value, and homeownership indicator.

Our demographic append service can fit the criteria you have determined will result in a successful marketing campaign. We can provide data points covering demographics, financial information, and data enrichments such as job title and other professional information about your customer database. We can also help create “lookalikes” from our expanded database of U.S. consumers, giving you more potential customers to reach with your marketing efforts, including phone, email address, and direct mail outreach.

The typical match rate is 50%.

At part of our proven process, we will test a random selection of your data to determine match rate for various demographic append products. This test will give you deeper understanding and insight into the enhancements we can provide for your customer lists and database. Our team will then provide you with a detailed estimate for your desired products.

Contact our team today to get a free evaluation of your file and the products we can offer to improve your marketing efforts. You can use our U.S. consumer marketing database to grow your customer database, or start with postal addresses, email, and names and phone numbers from your existing lists.

Most files are processed in a matter of hours.

Yes, our demographic append service is an excellent source of US voter demographics and voter age demographics.