According to DownDetector (a sister site of Mashable), the blackout has affected major cities across the U.S., sparking a wave of complaints on social media from frustrated users, including customers of Mint Mobile, T-Mobile’s prepaid subsidiary.

SALT LAKE CITY — Customers using T-Mobile for service, or other mobile virtual network operators like Mint Mobile that rely on the larger company's towers, reported outages across the state on Tuesday.

On Tuesday afternoon, thousands of T-Mobile users suddenly began to report outages with the phone service. According to outage detector site Downdetector, the peak of outages hit around 2:30 p.m. ET, when more than 19,000 users reported problems. The majority of reports indicated users did not have signal.

T-Mobile customers were scrambling for answers after an outage affecting cell service and internet access across the U.S. on. Some customers reported being without service for two hours, evoking a recent outage affecting Verizon customers that lasted several hours.