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 19, 2026, 20:26 UTC
   investigating
   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 actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
2. Oct 19, 2026, 21:27 UTC
   investigating
   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 actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.
3. Oct 19, 2026, 21:36 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 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.
4. Oct 19, 2026, 22:37 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 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.
5. Oct 20, 2026, 00:46 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 has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
6. Oct 20, 2026, 03:10 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 20, 2026, 05:01 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).