SMS Delivery Failures to T-Mobile From a Subset of Long Codes and Toll Free Numbers

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery failures to T-Mobile Long codes and Toll Free numbers. This incident has been resolved.

Posted Jun 30, 2022 - 11:36 PDT

Monitoring

We are observing successful SMS delivery to T-Mobile Long codes and Toll Free numbers. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.

Posted Jun 30, 2022 - 10:24 PDT

Update

We are experiencing SMS delivery failures to T-Mobile from a subset of Long codes and Toll Free numbers. US traffic to other carries can be impacted as well. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.

Posted Jun 30, 2022 - 09:28 PDT

Investigating

Our monitoring systems have detected a potential issue with SMS delivery failures to T-Mobile from a subset of Longcodes. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Jun 30, 2022 - 09:21 PDT

This incident affected: CARRIER NETWORK (SMS Long Code, North America, SMS Toll-Free, North America).