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Outage in Apptegy

US Cellular service degradation in North America

Resolved Minor
February 19, 2026 - Started 14 days ago - Lasted 5 days
Official incident page

Incident Report

US Cellular is currently experiencing service outages in North America. The following Apptegy services could be impacted: - Alerts (both SMS and Calls) sent to US Cellular users may be delayed - Analytics for Alerts sent to US Cellular may take longer to populate - Guardians attempting to login via 2FA may not be able to receive codes if their cellular service is provided by US Cellular
Components affected
Apptegy Alerts Apptegy Third Party Services

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Latest Updates ( sorted recent to last )
RESOLVED 9 days ago - at 02/24/2026 05:37PM

US Cellular alert delivery rates have returned to normal operation.

MONITORING 10 days ago - at 02/24/2026 04:07AM

An investigation by our carrier partner found that US Cellular was incorrectly processing incoming messages, resulting in a decreased Alert success rate. This issue has been addressed by US Cellular as of 3pm CST. We expect that Alert delivery to US Cellular recipients has returned to normal, however we will continue to monitor Alert delivery rates.

MONITORING 10 days ago - at 02/23/2026 10:31PM

An investigation by our carrier partner found that US Cellular was incorrectly processing incoming messages, resulting in a decreased Alert success rate. This issue has been addressed by US Cellular as of 3pm CST. We expect that Alert delivery to US Cellular recipients has returned to normal, however we will continue to monitor Alert delivery rates.

IDENTIFIED 13 days ago - at 02/20/2026 10:46PM

Our carrier partner has identified a recent increase in failed deliveries at the operator. They have opened an investigation with US Cellular in order to determine a root cause.

INVESTIGATING 14 days ago - at 02/19/2026 07:53PM

US Cellular is currently experiencing service outages in North America. The following Apptegy services could be impacted:

- Alerts (both SMS and Calls) sent to US Cellular users may be delayed
- Analytics for Alerts sent to US Cellular may take longer to populate
- Guardians attempting to login via 2FA may not be able to receive codes if their cellular service is provided by US Cellular

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