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

Incident Report for Twilio

Resolved

The incident has been resolved and MMS delivery receipts from a subset of Twilio Short Codes to T-Mobile network subscribers in the United States are operating normally.
Posted Aug 14, 2026 - 12:52 PDT

Monitoring

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.
Posted Aug 14, 2026 - 10:49 PDT

Update

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.
Posted Aug 13, 2026 - 23:39 PDT

Update

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.
Posted Aug 13, 2026 - 15:39 PDT

Update

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.
Posted Aug 13, 2026 - 11:39 PDT

Update

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.
Posted Aug 13, 2026 - 09:33 PDT

Update

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.
Posted Aug 13, 2026 - 08:33 PDT

Update

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.
Posted Aug 13, 2026 - 07:51 PDT

Identified

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.
Posted Aug 13, 2026 - 06:43 PDT

Investigating

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.
Posted Aug 13, 2026 - 06:19 PDT
This incident affected: CARRIER NETWORK (MMS Short Code, North America).