The incident has been resolved and SMS and MMS delivery from Twilio Phone Numbers to T-Mobile network subscribers in the United States is operating normally.
Posted Jul 16, 2026 - 15:30 PDT
Monitoring
We have observed a recovery in SMS and MMS delivery from Twilio Phone Numbers to T-Mobile network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
Posted Jul 16, 2026 - 13:28 PDT
Update
Twilio customers may be experiencing SMS and MMS delivery delays and failures from Twilio Phone Numbers to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Posted Jul 16, 2026 - 12:23 PDT
Identified
Twilio customers may be experiencing SMS and MMS delivery delays and failures from Twilio to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Posted Jul 16, 2026 - 11:21 PDT
Investigating
Twilio customers may be experiencing SMS delivery delays and failures from Twilio Phone Numbers to T-Mobile network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Posted Jul 16, 2026 - 11:14 PDT
This incident affected: CARRIER NETWORK (SMS Long Code, North America, MMS Long Code, North America, SMS Short Code, North America, MMS Short Code, North America, SMS Toll-Free, North America, MMS Toll-Free, North America) and ZIPWHIP MESSAGING (SMS Long Code, North America, MMS Long Code, North America, SMS Toll-Free, North America, MMS Toll-Free, North America).