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minor✓ Resolved

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

Twilio•Thu, Jul 16, 2026, 06:14 PM
Status
resolved
Duration
4h 20m
Updates
4
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedThu, Jul 16, 2026, 10:35 PM
This incident has been resolved.
monitoringThu, Jul 16, 2026, 08:28 PM
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.
identifiedThu, Jul 16, 2026, 07:23 PM
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.
identifiedThu, Jul 16, 2026, 06:21 PM
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.
investigatingThu, Jul 16, 2026, 06:14 PM
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.

📊 TECHNICAL DETAILS

Internal ID
a14e466e-2052-4979-aead-8090bcda9960
External ID
t0tbswgkrjzs
🕐 Started
Thu, Jul 16, 2026, 06:14 PM
🔄 Last Updated
Thu, Jul 16, 2026, 10:35 PM
✓ Resolved
Thu, Jul 16, 2026, 10:35 PM
MINOR
Impact Level
4h 20m
Total Duration
4
Status Updates
Affected Components
SMS 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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