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Phone Numbers API

With TeleSign’s Phone Numbers API, you can lease phone numbers for use with Voice, SMS, or any other TeleSign product.

Use Cases

Common use cases for this API include:

  • Maintain brand consistency - Send and receive SMS or voice-based calls with your customers using a familiar, consistent identifier.
  • Enable 2-way communication - Set up dedicated numbers to send outbound messages and receive inbound messages.
  • Create localized experiences - Enable a localized customer experience by using phone numbers with the same country code as your customers.
  • Mask your communication - Use intermediary phone numbers to mask the identity of your end users.

Next Steps

  • Get Started - Read an overview of how to use the Phone Numbers API, including technical details for all requests.