Twilio incident

SMS Delivery Report Delays from a Subset of Twilio Toll-Free Numbers to Verizon United States

Minor Resolved View vendor source →

Twilio experienced a minor incident on July 28, 2026 affecting SMS Long Code, North America and SMS Toll-Free, North America and 1 more component, lasting 4h 36m. The incident has been resolved; the full update timeline is below.

Started
Jul 28, 2026, 02:22 AM UTC
Resolved
Jul 28, 2026, 06:59 AM UTC
Duration
4h 36m
Detected by Pingoru
Jul 28, 2026, 02:22 AM UTC

Affected components

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

Update timeline

  1. identified Jul 28, 2026, 02:22 AM UTC

    Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes and Toll-Free Numbers to Verizon 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.

  2. identified Jul 28, 2026, 03:33 AM UTC

    Twilio customers may be experiencing SMS delivery report delays from a subset of Twilio Toll-Free Numbers to Verizon 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.

  3. monitoring Jul 28, 2026, 05:17 AM UTC

    Twilio customers may be experiencing SMS delivery report delays from a subset of Twilio Toll-Free Numbers to Verizon 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.

  4. resolved Jul 28, 2026, 06:59 AM UTC

    The incident has been resolved and SMS delivery receipts from a subset of Twilio Toll-Free Numbers to Verizon network subscribers in the United States are operating normally.