It previously operated the fifth largest mobile telecommunications network in the United States using code-division multiple access (CDMA).

[7] At the time, the company operated through 21 licenses in Greater Miami, Tampa, Sarasota, New York City, San Francisco, Atlanta and Sacramento.

[18][26] Metro is T-Mobile US's branch of prepaid services, currently offering a large variety of smartphones and four data plans as of March 18, 2019.

In February 2019, the company announced a new long-term advertising campaign featuring Milwaukee Bucks player Giannis Antetokounmpo.

Referencing Tofel's review, Corvida Raven of Laptop Mag concluded that MetroPCS "probably isn't using the best LTE technology.

"[30] In February 2011, Farhad Manjoo of Slate panned the service by suggesting that MetroPCS was able to roll out 4G coverage sooner and cheaper than its competitors by offering only the Samsung Craft, a feature phone with sub-standard internet capabilities, as its launch device.

[33][34] Following the T-Mobile merger, MetroPCS introduced a campaign to highlight its inclusion of all related taxes and fees in advertised prices.

The campaign was ridiculed by many people who interpreted an unintended double meaning in the slogan "Period Power", referring to the menstrual cycle.