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

- Provider: [SendGrid](https://outages.cc/sendgrid.md)
- Type: Incident
- State: Resolved
- Worst impact: Degraded performance
- Started: 2026-10-27 12:58 UTC
- Resolved: 2026-10-27 17:32 UTC (lasted 4 h 35 min)
- Components: MMS Long Code, North America, CARRIER NETWORK - MMS Long Code, North America
- Official update: https://stspg.io/8g1k2tbylkx8

## Updates from SendGrid

### resolved, 2026-10-27 17:32 UTC

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.

### monitoring, 2026-10-27 15:30 UTC

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.

### identified, 2026-10-27 15:30 UTC

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.

### identified, 2026-10-27 15:06 UTC

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.

### identified, 2026-10-27 14:28 UTC

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.

### identified, 2026-10-27 14:05 UTC

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.

### investigating, 2026-10-27 12:58 UTC

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.