Match Email Addresses To Your Mailing List

Email offers an unbeatable ROI – Email Marketing is top choice for Marketers, because it’s effective and cost-efficient. Research shows email marketing generates $42 for every $1!


Email ties all your marketing techniques together. Businesses use emails to acquire new customers, engage and retain current customers, expand reach on social media, use emails to build audience and target them through various digital marketing platforms.

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How DataZapp Email Append Service Works

Datazapp provides Email addresses for your records at just $0.03* each, enabling you to connect with your prospects and convert then to the customers. Datazapp is here to save you time and money, so only the most accurate, relevant email address is provided for each record


*discounted rates available for large volume


Industry leading match rate as high as 60%


Most appends processed in minutes


Triple-verified & enhanced for accuracy and deliverability


Upload your lists directly 24X7

Real Estate

Email is an excellent lead generation strategy for attracting possible home sellers or buyers. Low-cost & great R.O.I.

Political Campaigns

Diversify your campaign marketing via Email - Ideal for fundraising, awareness, and GOTV campaigns.


Auto Dealers append emails to acquire new customers or remarket to existing customers for auto-servicing and trade-ins.

Amazon Sellers

Enables Amazon sellers to market directly to their clients - Ideal for upselling and sharing promotional offers.

Appending email addresses allows you to reduce your marketing costs and boost R.O.I., engage in Acquisition, Retention, and Reactivation campaigns, and extends your reach on social media through custom audiences.

What is Email Appending?

Email append is a process which adds missing email addresses to your mailing lists.

Why Append Emails?

Adding emails to your list enables you to send email campaigns for the purpose of customer acquisition or retention, and to create custom audiences on social media.

What are the Various Kinds of Email Append Services?

The most common are business email and consumer email append. We also offer a ‘Reverse Email Append’ service, which takes email addresses and appends matching name, address and phone numbers.

How Accurate Are Your Appended Emails?

Our email accuracy ranges from 75% to 87%. Our proprietary email append algorithm only appends emails at the individual level but also performs a second pass at the household level. We then verify the appended emails and remove any invalid and risky emails. This process ensures emails are up to 98% deliverable.

What is the Turnaround Time for Email Appends?

Most appends submitted on our 24/7 online platform turn-around in under 10 minutes.

Can I View the Match Results before Purchasing?

You will receive a no-obligation match analysis for every list uploaded. Create an account at and upload your file to view a detailed match report.