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Welcome to the new Sharpen support portal. Your previous requests and their full history have been carried over. Learn how to sign in
  1. SharpenCX
  2. Webtext
  3. Messaging API

Messaging API

  • Zipwhip 10DLC for Customers
  • InfoBip 10DLC Registration for Customers
  • Opt-In/Opt-Out
  • Using Messaging API to test if a number is text-enabled
  • TFN Verification One to Five Numbers External
  • TFN Verification Six or More Numbers
  • Using Messaging API to Manage Inbound Replies
  • Using Messaging API to Send API

We're available by phone Monday - Friday 7 AM - 6 PM Eastern Time.

Sharpen: 855-249-3357 option 2
Webtext: 855-247-3232 option 2
Plum Voice: 800-995-7586 option 2

In the case of an emergency system down event, our team is available 24x7.

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