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To fully serve its international customers, Vibes released version 2 of the Vibes Mobile Engagement Platform APIs in 2016 to include support for international E.164 phone numbers.


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Note: Version 2 only accepts MDNs in E.164 format with a country code. MDNs without a country code are considered invalid.

E.164 is the official format for all international phone numbers that includes a plus sign followed by the country code and phone number.

For example:

  • U.S.: +12025550132
  • U.K.: +441632960964
  • Brazil: +5511991234567