Voice Call Failures from a Subset of Twilio Phone Numbers to Verizon United States
View the provider incident record →Current answer
SendGrid experienced a minor incident: Voice Call Failures from a Subset of Twilio Phone Numbers to Verizon United States. ServiceAlert observed recovery on Sep 9, 2026.
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Incident Lifecycle
Affected Components
Voice, North America
Incident Timeline
Monitoring
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.
Sep 9, 2026 at 8:14 PM UTC
Monitoring
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.
Sep 9, 2026 at 6:13 PM UTC
Investigating
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.
Sep 9, 2026 at 5:53 PM UTC
Investigating
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.
Sep 9, 2026 at 5:51 PM UTC
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