Twilio incident: SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to T-Mobile and Verizon United States

1. resolvedJun 3, 2026, 21:04 UTC

   We have fully investigated the SMS delivery receipt delays from a subset of Twilio Short Codes to T-Mobile and Verizon network subscribers in the United States, and it was determined that the impact was limited to a small set of customers, who have been contacted individually to address any concerns. All systems are operational.

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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