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Outage in Twilio

SMS and MMS Delivery Failures from Twilio to T-Mobile United States

Resolved Minor
March 08, 2026 - Started 13 days ago - Lasted about 3 hours
Official incident page

Incident Report

Summary AI Generated

Twilio experienced SMS and MMS delivery failures to T-Mobile network subscribers in the United States, affecting North American long code messaging services. The incident lasted 2.8 hours, during which customers were unable to successfully deliver text and multimedia messages to T-Mobile recipients. The team identified the root cause and restored normal service operations.

Twilio customers may be experiencing SMS and MMS delivery failures from Twilio 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.
Components affected
Twilio SMS Long Code, North America Twilio MMS Long Code, North America Twilio SMS Long Code, North America Twilio MMS Long Code, North America

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Latest Updates ( sorted recent to last )
RESOLVED 13 days ago - at 03/08/2026 10:46PM

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

MONITORING 13 days ago - at 03/08/2026 09:20PM

We have observed a recovery in SMS and MMS 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.

IDENTIFIED 13 days ago - at 03/08/2026 08:34PM

Twilio customers may be experiencing SMS and MMS delivery 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.

INVESTIGATING 13 days ago - at 03/08/2026 08:04PM

Twilio customers may be experiencing SMS and MMS delivery failures from Twilio 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.

INVESTIGATING 13 days ago - at 03/08/2026 08:03PM

Twilio customers may be experiencing SMS and MMS delivery failures from Twilio 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.

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