Minor incident

Twilio: MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States

Affected: MMS Long Code, North America

Current status of Twilio: Minor issues — live Twilio status

Timeline

1. Oct 27, 2026, 12:58 UTC
   investigating
   Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. Our team is actively investigating this 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.
2. Oct 27, 2026, 14:05 UTC
   identified
   Twilio customers may be experiencing SMS and MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. Our team is actively investigating this 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.
3. Oct 27, 2026, 14:28 UTC
   identified
   Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. Our team is continuing to investigate this issue. We will provide another update in 2 hours or as soon as more information becomes available.
4. Oct 27, 2026, 15:06 UTC
   identified
   wilio customers may be experiencing MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. Our team is continuing to investigate this issue. We will provide another update in 2 hours or as soon as more information becomes available.
5. Oct 27, 2026, 15:30 UTC
   identified
   Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. Our team is continuing to investigate this issue. We will provide another update in 2 hours or as soon as more information becomes available.
6. Oct 27, 2026, 15:30 UTC
   monitoring
   We have observed a recovery in MMS delivery from a subset of Twilio Long Codes to AT&T 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.
7. Oct 27, 2026, 17:32 UTC
   resolved
   The incident has been resolved and MMS delivery from a subset of Twilio Long Codes to AT&T network subscribers in the United States is operating normally.

Updates as published by Twilio (original).