Twilio incident
Voice Call Post Dial Delay from a Subset of Twilio Phone Numbers to Verizon United States
Twilio experienced a minor incident on August 8, 2026 affecting Voice, North America, lasting 7h 7m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Aug 08, 2026, 08:52 PM UTC
Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone 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.
- identified Aug 08, 2026, 09:11 PM UTC
Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Phone 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.
- identified Aug 08, 2026, 10:17 PM UTC
Twilio customers may be experiencing voice call post dial delay from a subset of Twilio Mobile 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.
- monitoring Aug 08, 2026, 10:18 PM UTC
We have observed a recovery in voice calls from a subset of Twilio Mobile 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 09, 2026, 12:19 AM UTC
We have observed a recovery in voice calls from a subset of Twilio Mobile Numbers to Verizon network subscribers in the United States and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
- resolved Aug 09, 2026, 04:00 AM UTC
The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to Verizon network subscribers in the United States are operating normally.