SMS Delivery Delays and Failures To T-mobile Network in United States of America

Incident Report for Twilio

Resolved

We are no longer experiencing SMS Delivery Delays and Failures To T-mobile Network in United States of America. This incident has been resolved.

Posted Sep 29, 2025 - 13:39 PDT

Update

We are observing a recovery when sending SMS To T-mobile Network in the United States of America. We will continue to monitor to ensure full service recovery. We expect to provide another update in 4 hours or as soon as more information becomes available.

Posted Sep 29, 2025 - 11:16 PDT

Monitoring

We are observing a recovery when sending SMS To T-mobile Network in the United States of America. 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 Sep 29, 2025 - 09:26 PDT

Update

We are continuing to investigate this issue.

Posted Sep 29, 2025 - 08:45 PDT

Investigating

We are experiencing SMS delivery delays when sending messages to T-Mobile Network in the United States of America. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

Posted Sep 29, 2025 - 08:43 PDT

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