Twilio incident: SMS Delivery Failures from a Subset of Twilio Long Codes to AT&T United States

1. resolvedSep 9, 2026, 22:50 UTC

   The incident has been resolved and SMS delivery from a subset of Twilio Long Codes to AT&T network subscribers in the United States is operating normally.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Twilio's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

Other services with incidents at the same time

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• Snowflake: INC20000150Minor · Aug 28, 2026, 00:07 UTC
• Telnyx: Intermittent delays for some outbound messagesMinor · Sep 2, 2026, 21:33 UTC
• ElevenLabs: Claude MCP connection not workingMinor · Sep 9, 2026, 12:41 UTC
• Telnyx: Failed/delayed call recording deliveries, faxes and conference establishmentMinor · Sep 9, 2026, 14:53 UTC
• SendGrid: SMS Delivery Delays from a Subset of Twilio Long Codes to Claro BrazilMinor · Sep 9, 2026, 15:40 UTC

How often does Twilio have incidents?

Twilio reported 501 incidents in the last 90 days, 2 of them major or critical. A typical incident lasted 5h 49m. See Twilio's uptime and incident history