Start by uploading a spreadsheet of your contacts to see how many of your contacts' phone numbers we can update for you.
Upload a spreadsheet of the contacts you want to update to get started.
(.csv format only, please.)
Learn how to convert Excel to .csv
Choose a file to upload:

Enter your email address:








Your spreadsheet will need the following fields to enable an effective phone append:

  1. Company/Organization Name
  2. Address
  3. City
  4. State

Please be sure your spreadsheet has these columns.