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minor✓ Resolved

MMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile United States

TwilioThu, Aug 13, 2026, 01:19 PM
Status
resolved
Duration
1d 6h
Updates
9
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedFri, Aug 14, 2026, 07:55 PM
This incident has been resolved.
monitoringFri, Aug 14, 2026, 05:49 PM
We have observed a recovery in MMS delivery receipts from a subset of Twilio Short Codes 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.
identifiedFri, Aug 14, 2026, 06:39 AM
Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 16 hours or as soon as more information becomes available.
identifiedThu, Aug 13, 2026, 10:39 PM
Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 8 hours or as soon as more information becomes available.
identifiedThu, Aug 13, 2026, 06:39 PM
Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 4 hours or as soon as more information becomes available.
identifiedThu, Aug 13, 2026, 04:33 PM
Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.
identifiedThu, Aug 13, 2026, 03:33 PM
Twilio customers may be experiencing MMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
identifiedThu, Aug 13, 2026, 02:51 PM
Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Short Codes 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, Aug 13, 2026, 01:43 PM
Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Short Codes 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, Aug 13, 2026, 01:19 PM
Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Short Codes 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
689c11a5-ccd8-49f4-9aac-804054ce198a
External ID
5g4gc1v150q8
🕐 Started
Thu, Aug 13, 2026, 01:19 PM
🔄 Last Updated
Fri, Aug 14, 2026, 07:55 PM
✓ Resolved
Fri, Aug 14, 2026, 07:55 PM
MINOR
Impact Level
1d 6h
Total Duration
9
Status Updates
Affected Components
MMS Short Code, North America
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