Companies

United States Cellular Corporation

NYSE: USM

About U.S. Cellular

Array Digital Infrastructure, Inc. is an owner and operator of shared wireless communications infrastructure in the United States. The company owns 4,456 cell towers across 19 states and enables the deployment of 5G and other wireless technologies. Array transitioned to a standalone tower company following the sale of its wireless operations to T-Mobile in August 2025 and has been actively monetizing remaining wireless spectrum license assets. Telephone and Data Systems, Inc. (TDS) owns approximately 81.9% of Array as of June 30, 2026, and has submitted a non-binding proposal to acquire all remaining outstanding shares. The company also holds investments in unconsolidated entities that contribute equity earnings. Updated

USM Coverage

10:15am ET
Telecom & Wireless

U.S. Cellular May Have Game Changer with iPhone Launch

ThinkstockUnited States Cellular Corp. (NYSE: USM) is the “forgotten about” cellular carrier as it is not all over the country but a small player with 5.7 million customers in 26 states, compared…

Jon C. Ogg
8:03am ET
Telecom & Wireless

Sprint Makes Airwaves Buy

ThinkstockThe number three U.S. wireless carrier, Sprint Nextel Corp. (NYSE: S) announced this morning that it has agreed to pay $480 million to United States Cellular Corp. (NYSE: USM) for additional wireless…

USM
Paul Ausick

Frequently Asked Questions

What does U.S. Cellular do?

Array Digital Infrastructure, Inc. is an owner and operator of shared wireless communications infrastructure in the United States. The company owns 4,456 cell towers across 19 states and enables the deployment of 5G and other wireless technologies.