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FAQs - Phone Numbers

WhatsApp Business requires a phone number for your WhatsApp Business Profile. Find answers to frequently asked questions on choosing a phone number for WhatsApp, migration, and more.

If you can’t find an answer to your question, contact us.

Phone Numbers

  • How many phone numbers can be registered per WhatsApp Business Profile?
  • Is it possible to bring an external number outside of tyntec to use WhatsApp?
  • How to change a phone number for my WhatsApp Business Account?
  • Is it possible to onboard a phone number that cannot receive a verification call from abroad?
  • What if my phone number cannot be reached by either voice or SMS?
  • How can I use toll-free or 1-800 numbers for WhatsApp Business?
  • How does the provider migration work?
  • Which phone numbers can be migrated?
  • Can I migrate a phone number that is already used on WhatsApp?
  • Do I have to disconnect my WhatsApp Business phone number with my current provider?
  • Do I have to pay extra for the migration?
  • Is there downtime during migration?
  • Can I migrate several numbers at once?
  • Do I have to verify my phone number again?
  • Will message and chat history be migrated?
  • Can the business that owns the source WABA take back the number after migration?
  • Can I check if a user's phone number is enabled for WhatsApp?
  • Why is my business number blocked on WhatsApp?

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