Email Append
and Verification

Email appending solutions should become an indispensable part of your marketing strategy; with an ROI of 3200%, email marketing is not going anywhere.

As the marketing world buzzes about the undeniable potential of hash email, which allows marketers to more effectively access the person behind the address, you cannot afford to skip the creation of a winning email game-plan – your competitors certainly won’t miss the opportunity.

Tap into the real potential of email marketing by making use of email appending services you can trust.

The Data Group’s email appending solutions make your email lists a conduit for reliable accuracy and relevant reach. These are the pillars of an effective marketing email marketing campaign and can be built without having to painstakingly perform the hard work yourself.

No email marketing campaign can survive without a reliable real-time email verification system in place. Inaccuracies can stall efficacy and drain your resources.

The right append service can ensure that every cent you place into email marketing renders the best possible ROI. The last thing you need is to chase down a lead that goes nowhere.

We connect you with comprehensive information about the consumer attached to the email address, as well as the demographic’s they are linked to. By doing so, you can maximize the potential of each address, leaving no stone unturned to access the leads with the highest likelihood for conversion.

Email appending services have allowed the marketer to work smarter – not harder – making accuracy and comprehensive prospect research something they can easily tick off their to-do list.

The Most Accurate Email Data Available

You know how effective an email marketing campaign can be, but unless those addresses are accurate, valid, and up-to-date, you might as well not have them.

It is too time-consuming to manually check your customers and prospects list for quality. For that reason, too many marketers skip the crucial step of verification — but hoping for the off-chance that every email you receive is valid is no way to manage your data.

Reliable email appending is crucial to obtaining accurate information. Our real-time email verification technology allows for a hassle-free appending process, providing you with current addresses, so you can skip the wild goose chase and put your data to good use.

Our lightning-fast email lookups are perfect for the following:

  • Spam Suppression: Think of our email appending services as the bouncer for your marketing campaign. By filtering out spam, we can make sure that undesirable addresses are kept out. These include abandoned addresses and those use as traps to catch spam-bots.
  • Simple Result Codes: You will easily be able to see what our email appending software is up to. By providing user-friendly codes that reflect validation results, our users are kept in the loop regarding the status of the appending process.
  • Avoiding Complainers – Complainers are common users who like to complain after receiving email. Complaints can vary from ISP notification to cease and desist letters. In some rare cases, they can also pursue litigation. These are valid addresses but we do not recommend sending mail.


Our email appending services provide deliverable email addresses that will keep your leads converting and your customers returning. What’s more, by being proactive about data health, we can help prevent blacklisting, making you far less prone to fall into the traps that litter the digital marketing field.

Identify Important Information with our Email Lookup Solutions

Every time a prospect provides an email address, we can perform a reverse email append to provide immediate information about the individual user attached to that address.

Our real-time email lookups accept both standards and hashed (encrypted or otherwise secured) emails (MD5 or SHA1/SHA2). You will instantaneously receive information on the relevant individual, including:

  • Name: Ensure that you can put the correct name to the address on your database, then start thinking about how to incorporate high levels of personalization into your email marketing campaigns. Emails that directly and personally address the user are more likely to catch their attention.
  • Postal address: With advanced geolocation potential, we can match an email to a mailing address, thereby greatly extending the possibilities of your reach. Geographic data provides another valuable level of information to hone your marketing efforts.
  • Phone number:  We match email addresses to valid, in-use phone numbers – a dream for those engaged in multi-channel marketing. Increase your marketing efforts and expand your ability to capture leads.
  • Demographics: The Data Group provides comprehensive demographics, allowing you to precisely target groups of prospects. Our appending services bolster your market research and campaigns by providing accurate and detailed demographic information.
  • Proprietary Matching Algorithms:  As part of the email appending process, our proprietary matching algorithms offer maximum flexibility in determining individual and household match levels. This allows you to narrow or broaden your reach, further improving your match rate. The result is high levels of customization that allows your leads to convert better.

Verified by our nationwide database of over a billion addresses, and cross-checked using the most up-to-date voter information, our email appending services expand your reach within seconds.