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911 Outages Affecting AT&T and T-Mobile Customers in California

911 Outages Affecting AT&T and T-Mobile Customers in California

First seen 22 Oct 2026, 21:44 UTC • •

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ThreatCluster AI
ThreatCluster •October 23, 2026 at 08:12 UTC
  • •911 services disrupted in multiple California cities due to issues with AT&T and T-Mobile.
  • •Oakland's CAD system failure redirected calls to the Alameda County Sheriff’s Office.
  • •Text-to-911 services are still operational despite the outages.

On October 22, 2026, multiple cities in California, including Oakland, Riverside County, and Santa Barbara, experienced disruptions in 911 services affecting AT&T and T-Mobile customers. The Oakland Police Department reported that its Computer-Aided Dispatch (CAD) system froze, leading to 911 calls being redirected to the Alameda County Sheriff’s Office. In Santa Barbara, the police advised residents to call a local dispatch center if they could not reach 911. Text-to-911 services remained operational. The Riverside County Sheriff’s Office confirmed that some cellular users were unable to dial 911, but the law enforcement telecommunications network was functioning normally. The cause of the outage remains unknown, and local authorities are working with AT&T to restore services.

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Timeline

2026-10-22
911 outages reported in California
Disruptions affected Oakland, Riverside County, and Santa Barbara, impacting AT&T and T-Mobile users.
Gizmodo
2026-10-22
Local authorities issue alternative contact numbers
Santa Barbara Police and Riverside County Sheriff provided alternative numbers for emergency assistance.
KEYT

More articles in this cluster (2)

Common questions

Which areas are affected by the outage?
The outage is affecting Oakland, Riverside County, and Santa Barbara in California.
What should I do if I can't reach 911?
If you cannot reach 911, call the local dispatch center at 805-882-8900 for Santa Barbara or 951-776-1078 for Riverside County.
Is the outage affecting all mobile carriers?
Currently, the outage is reported to affect AT&T and T-Mobile customers, while text-to-911 services remain operational.