minorresolved

Twilio outage on 2026-08-20: SMS Delivery Delays From a Subset of Twilio Short Codes to T-Mobile United States

Started: August 20, 2026 at 12:32 PM UTC
Resolved: August 20, 2026 at 04:07 PM UTC
Duration: 3h 35m

Latest update from Twilio

August 20, 2026 at 04:07 PM UTC

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

Twilio's own report for this incident

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