Outage in Twilio
SMS and MMS Delivery Delays and Failures from Twilio to T-Mobile United States
Resolved MinorIncident Report
Summary AI Generated
Twilio experienced SMS and MMS delivery delays and failures affecting messages sent to T-Mobile subscribers in the United States across all North American message types, including long code, short code, and toll-free for both SMS and MMS. The incident lasted approximately 5.8 hours before Twilio identified the root cause and implemented a fix. Service was confirmed fully restored and operating normally following a monitoring period.
Twilio customers may be experiencing SMS and MMS delivery delays 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 MMS Long Code, North America Twilio SMS Toll-Free, North America Twilio MMS Toll-Free, North America Twilio SMS Long Code, North America Twilio MMS Toll-Free, North America Twilio MMS Short Code, North America Twilio SMS Long Code, North America Twilio SMS Short Code, North America Twilio SMS Toll-Free, North America Twilio MMS Long Code, North AmericaTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
4 days ago - at 07/13/2026 09:22PM
The incident has been resolved and SMS and MMS delivery from Twilio to T-Mobile network subscribers in the United States are operating normally.
MONITORING
5 days ago - at 07/13/2026 07:19PM
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
5 days ago - at 07/13/2026 06:51PM
Twilio customers may be experiencing SMS and MMS 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
5 days ago - at 07/13/2026 04:40PM
Twilio customers may be experiencing SMS and MMS delivery delays from Twilio to T-Mobile network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.
INVESTIGATING
5 days ago - at 07/13/2026 03:37PM
Twilio customers may be experiencing SMS and MMS delivery delays 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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