Outage in Twilio

SMS Delivery Delays to United States Cellular Corp. in the US

Minor
May 16, 2025 - Started about 4 hours ago
Official incident page

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Outage Details

Our monitoring systems have detected a potential issue with SMS Delivery Delays to United States Cellular Corp. in the US via a Subset of Shortcodes. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Components affected
Twilio SMS Short Code, North America
Latest Updates ( sorted recent to last )
MONITORING about 1 hour ago - at 05/16/2025 11:31PM

We are observing recover with SMS Delivery Delays to United States Cellular Corp. in the US. We will continue to monitor to ensure a full recovery, and provide another update in 2 hours.

INVESTIGATING about 3 hours ago - at 05/16/2025 09:46PM

We are experiencing SMS Delivery Delays to United States Cellular Corp. in the US. Our engineers are investigating, and we will provide another update in 2 hours or as soon as we have more information.

INVESTIGATING about 4 hours ago - at 05/16/2025 09:26PM

Our monitoring systems have detected a potential issue with SMS Delivery Delays to United States Cellular Corp. in the US via a Subset of Shortcodes. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

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