T-Mobile Confirms Nationwide Service OutageS

There's a confirmed T-Mobile service outage affecting users nationwide. People are reporting that all calls are failing with busy tones or getting dropped instantly, despite full signal bars. Updated: T-Mobile says that voice and messaging service is restored.

As Twitter and forums are filled with annoyance over the issue, T-Mobile is assuring us that they are aware of the problem and working on it:

T-Mobile customers may be experiencing service disruptions impacting voice and data. Our rapid response teams have been mobilized to restore service as quickly as possible. We will provide updates as more information is available.

We're waiting on further information from T-Mobile and will update as we learn more.

Update 1: Several commenters are reporting that both incoming and outgoing calls are working if routed through Google Voice.

Update 2: Many reports that T-Mobile @Home is out as well.

Update 3: We got a note from a T-Mobile spokesperson:

We're making good progress restoring voice and messaging service to affected customers. At this time, approximately 5 percent of T-Mobile customers are experiencing service disruptions. Issues began at approximately 5:30 p.m. Eastern time. Our rapid response team is working continuously to fully resolve this disruption. We sincerely apologize for the inconvenience that this has caused our customers

Update 4: The latest word from T-Mobile:

We continue to work on restoring full services for the small percentage of affected Customers. Please stay tuned for the latest updates. We sincerely apologize for the inconvenience that this has caused our customers.

Update 5: T-Mobile says the fix is in, but the cause is still a mystery:

T-Mobile confirms it has fully restored voice and text/picture messaging services for customers affected by intermittent service disruptions on Tuesday. About five percent of our customers across various geographies were affected for much of Tuesday evening, and by late Tuesday PST their service was restored. Our sole focus has been restoring full services for all customers; we are now investigating the root cause of the incident. We sincerely apologize for the inconvenience that this has caused our customers.