United States SMS and MMS Carrier Maintenance - AT&T

Scheduled Maintenance Report for Twilio

Completed

The scheduled maintenance has been completed.

Posted Jun 17, 2026 - 02:00 PDT

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.

Posted Jun 16, 2026 - 18:01 PDT

Scheduled

The AT&T network in the United States is conducting a planned maintenance from 16 June 2026 at 18:00 PDT until 17 June 2026 at 02:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to and from AT&T United States handsets when sending via subset of long codes and toll free numbers.

We are aware of the short notice and are working with our Carrier Partners to provide earlier notification where possible.

Posted Jun 16, 2026 - 07:42 PDT

This scheduled maintenance affected: CARRIER NETWORK (SMS Long Code, North America, MMS Long Code, North America, SMS Toll-Free, North America, MMS Toll-Free, North America) and ZIPWHIP MESSAGING (SMS Toll-Free, North America, MMS Toll-Free, North America).