How to reformat mobile numbers to include country codes

Modified on Thu, 23 Mar, 2023 at 1:46 PM

When importing mobile numbers into Audience Republic, the country codes in your import file must meet certain formatting requirements, or the import may not succeed. 

Before you get started

  • Make sure you have a CSV file with the contacts information included

Mobile number requirements

  • The cell format should be General or Text
  • Mobile numbers must include:
    - International country calling code
    Area code
    Phone number
  • Numbers and '+' symbol will be accepted
    Spaces and dashes will be ignored


How to reformat mobile numbers to include country codes

  • Open your excel CSV file
  • Add another column next to the Phone number column 
  • Write:  ="(country code) "&cell reference


  • Click on the cell formula, move the pointer to the bottom right corner so it turns into a   sign
  • Double click to auto-fill that formula all the way down


Watch this video: How to add area codes to phone numbers in Excel


Related articles

Import data formatting requirements

Prepare contacts data for import

Troubleshooting: importing contacts to a list

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