July 27 : T-Mobile was down for thousands of users in the U.S. on Monday, according to Downdetector.com.There were more than 60,000 reports of issues with the wireless carrier's services as of 04:39 p.m. ET, according to the platform that tracks outages by collating status reports from a number of sources.

Many customers say their phones have switched to SOS mode, leaving them unable to make calls or use mobile data.

Thousands are experiencing disrupted service. What we know so far.

No service or signal for thousands