Zingle incident

SMS Delivery Delays From a Subset of Twilio Short Codes and Long Codes to United States

Resolved after 6 days 14 hours, on April 21, 2026.

monitoring Apr 21, 2026, 07:31 PM UTC

The incident has been resolved and SMS delivery from a subset of Twilio Short Codes and Long Codes to the United States is operating normally.

Started
Apr 21, 2026, 10:46 AM UTC
Resolved
Apr 28, 2026, 12:55 AM UTC
Duration
6d 14h
Detected by Pingoru
Apr 21, 2026, 10:46 AM UTC

Update timeline

  1. monitoring Apr 21, 2026, 10:46 AM UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes and Long Codes to 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. monitoring Apr 21, 2026, 11:47 AM UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes and Long Codes to 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. monitoring Apr 21, 2026, 01:45 PM UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes and Long Codes to the United States. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.

  4. monitoring Apr 21, 2026, 01:48 PM UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes and Long Codes to the United States. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.

  5. monitoring Apr 21, 2026, 03:28 PM UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes and Long Codes to 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.

  6. monitoring Apr 21, 2026, 04:29 PM UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes and Long Codes to 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.

  7. monitoring Apr 21, 2026, 05:30 PM UTC

    We have observed a recovery in SMS delivery from a subset of Twilio Short Codes and Long Codes to the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

  8. monitoring Apr 21, 2026, 05:30 PM UTC

    We have observed a recovery in SMS delivery from a subset of Twilio Short Codes and Long Codes to the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

  9. monitoring Apr 21, 2026, 07:31 PM UTC

    The incident has been resolved and SMS delivery from a subset of Twilio Short Codes and Long Codes to the United States is operating normally.

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