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SendGrid: MMS Delivery Delays from a Subset of Twilio Long Codes to C-Spire United States

Affected components: CARRIER NETWORK - MMS Long Code, North AmericaMMS Long Code, North America

Timeline of updates

1. investigating2026-10-12 14:38 UTC

   Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Long Codes to C-Spire 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. identified2026-10-12 14:41 UTC

   Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Long Codes to C-Spire 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.

3. identified2026-10-12 15:41 UTC

   Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Long Codes to C-Spire 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.

4. identified2026-10-12 17:41 UTC

   Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Long Codes to C-Spire 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.

5. monitoring2026-10-12 19:56 UTC

   We have observed a recovery in MMS delivery from a subset of Twilio Long Codes to C-Spire 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.

6. monitoring2026-10-12 21:56 UTC

   We have observed a recovery in MMS delivery from a subset of Twilio Long Codes to C-Spire network subscribers in the United States and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

7. resolved2026-10-12 23:14 UTC

   The incident has been resolved and MMS delivery from a subset of Twilio Long Codes to C-Spire network subscribers in the United States is operating normally.

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