Twilio incident
SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Verizon United States
Twilio experienced a minor incident on October 16, 2026 affecting SMS Short Code, North America, lasting 3h 11m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Oct 16, 2026, 04:56 PM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes 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.
- identified Oct 16, 2026, 04:57 PM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes 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 Oct 16, 2026, 05:59 PM UTC
We have observed a recovery in SMS delivery from a subset of Twilio Short Codes 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 Oct 16, 2026, 06:41 PM UTC
We have observed a recovery in SMS delivery receipts from a subset of Twilio Short Codes 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.
- resolved Oct 16, 2026, 08:07 PM UTC
The incident has been resolved and SMS delivery receipts from a subset of Twilio Short Codes to Verizon network subscribers in the United States are operating normally.