The AT&T phone number must have the Business Messaging feature. To obtain the Business Messaging feature, go to or contact your AT&T Sales representative. Depending on the WCTP operation, you can use this value as the pollerID or senderID.

Mobile Number
pollerID/ senderID
Email Address

By clicking "Create", I agree to the terms and conditions of the AT&T Business Messaging Feature.
Click here to see Terms and Conditions.