What visitors reported during this incident

No visitor reports were filed for this incident.

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Affected services

MMS Long Code, North America

Updates (7)

Oct 20, 2026, 05:01 AM
MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States
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.
SendGrid ↗
Oct 20, 2026, 03:10 AM
MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States
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.
SendGrid ↗
Oct 20, 2026, 12:46 AM
MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States
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.
SendGrid ↗
Oct 19, 2026, 10:37 PM
MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States
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.
SendGrid ↗
Oct 19, 2026, 09:36 PM
MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States
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.
SendGrid ↗
Oct 19, 2026, 09:27 PM
MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States
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.
SendGrid ↗
Oct 19, 2026, 08:26 PM
MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States
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.
SendGrid ↗

What to do next

Verify your own services recovered cleanly. Some upstream outages leave queues or caches in a degraded state, run smoke tests before declaring green internally.
Save the post-mortem. Vendors usually publish a detailed RCA 1-3 days later. We'll add it to this page when it appears.
Watch the provider going forward. Follow SendGrid's status feed →

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