Zingle incident
SMS Delivery Delays from a Subset of Twilio Short Codes and Toll-Free Numbers to Verizon United States
Resolved after 5 days 20 hours, on August 13, 2026.
The incident has been resolved and SMS delivery from a subset of Twilio Short Codes and Toll-Free Numbers to Verizon network subscribers in the United States is operating normally.
Update timeline
- monitoring Aug 13, 2026, 04:32 AM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes and Toll-Free Numbers to Verizon 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.
- monitoring Aug 13, 2026, 04:41 AM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short 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.
- monitoring Aug 13, 2026, 05:43 AM UTC
We have observed a recovery in SMS delivery from a subset of Twilio Short Codes and 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.
- monitoring Aug 13, 2026, 07:44 AM UTC
The incident has been resolved and SMS delivery from a subset of Twilio Short Codes and Toll-Free Numbers to Verizon network subscribers in the United States is operating normally.
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