AT&T Message Center Number is +13123149810
Mobile Tricks

AT&T SMS Message Center Number for All Regions

If you are a AT&T Wireless mobile network customer and would like to update or change the AT&T message center number based on your region or state see below.

If SMS is not working one of the problem could be wrong SMS Message Center Number.

AT&T Message Center Number

The default Message Center Number for all AT&T SIM cards is +13123149810 or +1.312.314.9810

Above message center number is same nationally.

AT&T Message Center Number is +13123149810

To know message center number of your region follow below process

Go to and look for Chat option on right side

You can Call 611 from an AT&T wireless phone.

You can Call 800.331.0500 (For AT&T PREPAID customers call 800.901.9878)