TMUS

T-Mobile US, Inc. (NASDAQ:TMUS) is one of the largest wireless telecommunications carriers in the United States, serving over 108 million customers across postpaid, prepaid, and wholesale markets. Founded in 1994 and headquartered in Bellevue, Washington, the company went public in 2007. T-Mobile has transformed from a smaller challenger brand into a major industry player, particularly following its 2020 merger with Sprint, which created the third-largest wireless carrier in the U.S. The company operates under the T-Mobile and Metro by T-Mobile brands, providing voice, messaging, and data services throughout the United States, Puerto Rico, and the U.S. Virgin Islands.