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minor✓ Resolved

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

Twilio•Mon, Jul 13, 2026, 03:37 PM
Status
resolved
Duration
5h 48m
Updates
4
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedMon, Jul 13, 2026, 09:25 PM
This incident has been resolved.
monitoringMon, Jul 13, 2026, 07:19 PM
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.
identifiedMon, Jul 13, 2026, 06:51 PM
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.
identifiedMon, Jul 13, 2026, 04:40 PM
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.
investigatingMon, Jul 13, 2026, 03:37 PM
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.

📊 TECHNICAL DETAILS

Internal ID
ef158596-e73c-4510-8dd2-41c97b88e829
External ID
3vzr89h1fwyg
🕐 Started
Mon, Jul 13, 2026, 03:37 PM
🔄 Last Updated
Mon, Jul 13, 2026, 09:25 PM
✓ Resolved
Mon, Jul 13, 2026, 09:25 PM
MINOR
Impact Level
5h 48m
Total Duration
4
Status Updates
Affected Components
SMS Long Code, North AmericaSMS Long Code, North AmericaMMS Long Code, North AmericaMMS Long Code, North AmericaSMS Short Code, North AmericaSMS Toll-Free, North AmericaMMS Short Code, North AmericaMMS Toll-Free, North AmericaSMS Toll-Free, North AmericaMMS Toll-Free, North America
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