"Some customers in the Humboldt area may be experiencing issues with their wireline service as we work to repair a cable in the area."

1:25 update:

Service has been restored for customers in the Humboldt area whose wireline service was affected earlier today.

According to AT and T Northern California spokesperson, Steven Ramirez:

AT&T Statement: Humboldt, CA

Some customers in the Humboldt area may be experiencing issues with their wireline service as we work to repair a cable in the area. Technicians are working to resolve the issue as quickly as possible.