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Twilio · Apps and SaaSOct 27, 2026, 12:58 UTC yesterday

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

MinorNot disclosedUpdated 9h ago
Oct 27, 12:58 UTCOct 27, 17:32 UTC
Duration
4h 35m
Impact
Minor
Root cause
Not disclosed
Twilio, 90 days
556 incidents
Affected
MMS Long Code, North AmericaCARRIER NETWORK - MMS Long Code, North AmericaCARRIER NETWORK - SMS Long Code, North AmericaZIPWHIP MESSAGING - MMS Long Code, North America
Status page

Final update

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.

Timeline

  1. Resolved · Oct 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.
  2. Monitoring · Oct 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.
  3. Identified · Oct 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.
  4. Identified · Oct 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.
  5. Identified · Oct 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.
  6. Identified · Oct 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.
  7. Investigating · Oct 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.

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