United States SMS Carrier Maintenance - AT&T

Maintenance

August 12, 3:00am

United States SMS Carrier Maintenance - AT&T

Status: closed

Start: August 11, 11:00pm

End: August 12, 3:00am

Duration: 4 hours

Affected Components:

3rd Party Providers Twilio SMS Long Code, North America SMS Short Code, North America

Update

August 11, 11:00pm

The AT&T network in the United States is conducting a planned maintenance from 11 August 2026 at 20:00 PDT until 12 August 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to and from AT&T United States handsets when sending via long codes and short codes.

Update

August 11, 11:01pm

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

Resolved

August 12, 3:00am

The scheduled maintenance has been completed.