Frequently Asked Questions

FAQ Sections

General FAQ

The services and data Datafinder provides are intended to help you grow your business and better connect with your contacts. Here are some examples of the intended usage of the data we provide:

  • To connect with your contacts, customers, colleagues & constituents
  • To verify or expand any contact data you currently have
  • To provide more insights about your customers or contacts, allowing you to segment and target your marketing efforts
  • To help you find new, qualified prospects

Email using our web form


Our data comes from a variety of publicly available, proprietary and partner data sources that are compiled and aggregated by Datafinder.

LifeData® is information generated by businesses and consumer through real life events, actions and activities. These data points include such things as contact details, demographic information, purchase interests, education level, financial details, social insights and much more.

The data you share with us is encrypted at all times. Datafinder will never sell the data you provide to us and will not use your data for anything outside of the service we are offering you.

Yes, we appreciate and respect your privacy. Please see our opt out page for more information.

Datafinder Opt-out Page

Yes, you can delete files at any time from your Datafinder dashboard.

No, Datafinder does not store any credit card information. Datafinder uses Stripe to accept and process online payments. Stripe is certified to PCI Service Provider Level 1, the most stringent level of certification. For more information about the Stripe service, please go to .

Yes, Datafinder supports SSL level encryption across the entire website.

Datafinder service is provided for customers with businesses located and operated in the United States.

You can convert an Excel worksheet to a text file by using the Save As command.

  1. In Excel, Click File, and then click Save As.
  2. Select the location to save your .CSV file
  3. The Save As dialog box appears.
  4. In the Save as type box (at the bottom), choose the CSV (MS-DOS) format for the worksheet.
  5. Click Save.

You can quickly export your Gmail Contacts list into a CSV file. Here's how:

  1. Sign in to Gmail.
  2. Click Gmail at the top-left corner of your Gmail page, than choose Contacts.
  3. From the More actions drop-down menu, select Export....
  4. Choose whether to export all contacts or only one group.
  5. Select the format in which you'd like to export your contacts' information. Please note, some of these formats can lose some contact information.
    • To transfer contacts between Google accounts, use the Google CSV format.
    • To transfer contacts to Outlook, Yahoo! Mail, Hotmail, or various other apps, use the Outlook CSV format.
  6. Click Export.
  7. Choose Save to Disk then click OK.
  8. Select a location to save your file, and click OK.


Yes, we do offer Email Append, Phone Append, Demographic Append and ZIP+4 Append API services. Please see the Datafinder API Overview section for more details.