Twilio incident: SMS Delivery Failures From Long Code Numbers to AT&T in the US

Affected components

• SMS Long Code, North America

1. resolvedNov 12, 2026, 02:37 UTC

   We are resolving this external status post as it is a duplicate of the current active status post. Kindly divert your attention to https://status.twilio.com/incidents/n3f0n7xjjz3c

2. investigatingNov 12, 2026, 01:17 UTC

   We are experiencing SMS Delivery Failures From Long Code Numbers to AT&T in the US. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.

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.

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How often does Twilio have incidents?

Twilio reported 507 incidents in the last 90 days, 1 of them major or critical. A typical incident lasted 6h 15m. See Twilio's uptime and incident history