Twilio incident

SMS Delivery Delays from Twilio to T-Mobile United States

Resolved after 7 hours 28 minutes, affecting SMS Long Code, North America and SMS Long Code, North America and 1 more, on July 27, 2026.

resolved Jul 28, 2026, 05:41 AM UTC

The incident has been resolved and SMS delivery from Twilio to T-Mobile network subscribers in the United States is operating normally.

Started: Jul 27, 2026, 10:12 PM UTC
Resolved: Jul 28, 2026, 05:41 AM UTC
Duration: 7h 28m
Detected by Pingoru: Jul 27, 2026, 10:12 PM UTC

Affected components

SMS Long Code, North AmericaSMS Long Code, North AmericaSMS Short Code, North AmericaSMS Toll-Free, North AmericaSMS Toll-Free, North America

Update timeline

investigating Jul 27, 2026, 10:12 PM UTC

Twilio customers may be experiencing SMS delivery delays 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.
identified Jul 27, 2026, 10:34 PM UTC

Twilio customers may be experiencing SMS delivery delays 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.
identified Jul 27, 2026, 11:34 PM UTC

Twilio customers may be experiencing SMS delivery delays 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 2 hours or as soon as more information becomes available.
identified Jul 28, 2026, 01:35 AM UTC

Twilio customers may be experiencing SMS delivery delays 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 4 hours or as soon as more information becomes available.
monitoring Jul 28, 2026, 03:40 AM UTC

We have observed a recovery in SMS delivery from Twilio 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.
resolved Jul 28, 2026, 05:41 AM UTC

The incident has been resolved and SMS delivery from Twilio to T-Mobile network subscribers in the United States is operating normally.

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