Twilio incident
Voice Call Failures from a Subset of Twilio Phone Numbers to Verizon United States
Twilio experienced a minor incident on September 9, 2026 affecting Voice, North America, lasting 2h 33m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 09, 2026, 05:51 PM UTC
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to 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.
- investigating Sep 09, 2026, 05:53 PM UTC
Twilio customers may be experiencing voice call failures 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 2 hours or as soon as more information becomes available.
- monitoring Sep 09, 2026, 06:13 PM UTC
We have observed a recovery in voice calls from a subset of Twilio Phone 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 Sep 09, 2026, 08:14 PM UTC
We have observed a recovery in voice calls from a subset of Twilio Phone 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 Sep 09, 2026, 08:24 PM 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.