Twilio incident

SMS Delivery Failures from a Subset of Twilio Toll-Free Numbers to Multiple Networks in United States

Minor Resolved View vendor source →

Twilio experienced a minor incident on May 12, 2026 affecting SMS Toll-Free, North America and SMS Toll-Free, North America, lasting 7h 54m. The incident has been resolved; the full update timeline is below.

Started
May 12, 2026, 07:03 AM UTC
Resolved
May 12, 2026, 02:58 PM UTC
Duration
7h 54m
Detected by Pingoru
May 12, 2026, 07:03 AM UTC

Affected components

SMS Toll-Free, North AmericaSMS Toll-Free, North America

Update timeline

  1. investigating May 12, 2026, 07:03 AM UTC

    Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Toll-Free Numbers 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. identified May 12, 2026, 07:41 AM UTC

    Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Toll-Free Numbers 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.

  3. identified May 12, 2026, 08:43 AM UTC

    Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Toll-Free Numbers 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.

  4. identified May 12, 2026, 10:49 AM UTC

    Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Toll-Free Numbers to 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. monitoring May 12, 2026, 02:50 PM UTC

    Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Toll-Free Numbers to the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.

  6. resolved May 12, 2026, 02:58 PM UTC

    We have completed our investigation and determined that this event did not result in any customer impact. All systems are operating normally.