What Happened to Sprint Corporation?

Sprint Corporation's journey began in 1899 as the Brown Telephone Company in Abilene, Kansas, gradually expanding and evolving through various mergers and name changes, including United Telecommunications and US Sprint. By the late 20th and early 21st centuries, Sprint had become a significant player in the U.S. telecommunications market, known for its long-distance services and later for its wireless offerings, including being one of the first to introduce a commercial Personal Communications Service (PCS) network.

A pivotal moment in Sprint's modern history was its 2005 merger with Nextel Communications, forming Sprint Nextel Corporation. However, this integration proved challenging, leading to significant write-downs and operational difficulties. In 2013, Japanese telecommunications giant SoftBank acquired a majority stake in Sprint, aiming to revitalize the company and challenge market leaders.

Despite SoftBank's investment, Sprint continued to face intense competition from larger rivals like AT&T and Verizon. The need for greater scale and spectrum to compete in the burgeoning 5G era became increasingly apparent. This led to renewed merger discussions with T-Mobile US, which had also been seeking to expand its market presence. After initial talks failed in 2017, an agreement was finally announced on April 29, 2018, for T-Mobile to acquire Sprint in an all-shares deal valued at approximately $26 billion.

The merger faced a lengthy and rigorous regulatory approval process, primarily due to antitrust concerns about reducing the number of major U.S. wireless carriers from four to three. To secure approval from the Department of Justice and the FCC, T-Mobile and Sprint agreed to divest certain assets, including Sprint's Boost Mobile and Virgin Mobile prepaid businesses, and a significant portion of its 800 MHz spectrum to Dish Network, with the intention of enabling Dish to become a new fourth wireless competitor. The merger officially closed on April 1, 2020, with T-Mobile emerging as the surviving brand and the combined entity becoming the 'New T-Mobile.'

Following the merger, T-Mobile embarked on a rapid integration strategy. The Sprint brand was officially discontinued on August 2, 2020, with all retail, customer service, and branding switching to T-Mobile. The integration also involved the decommissioning of Sprint's legacy networks. The Sprint 3G CDMA network was shut down on January 1, 2022, followed by the Sprint 4G LTE network by June 30, 2022. This allowed T-Mobile to refarm Sprint's valuable spectrum, particularly its 2.5 GHz mid-band, to accelerate its nationwide 5G rollout. Customer accounts were progressively migrated to T-Mobile's billing systems, with the process largely completed by June 2023.

As of May 4, 2026, Sprint Corporation no longer exists as an independent entity. Its brand is fully retired, and its network infrastructure has been completely absorbed and repurposed by T-Mobile. T-Mobile continues to leverage the combined assets, including Sprint's spectrum, to expand its 5G network coverage and capacity, aiming to provide 5G to 99% of the U.S. population within six years of the merger. T-Mobile's financial outlook for 2026 and 2027 reflects ongoing operational efficiencies and investments, including merger-related costs and network restructuring, as it continues to realize the synergies from the Sprint acquisition.