On April 1, 2020, the merger between Sprint Corporation and T-Mobile US, Inc. was officially completed, forming a new telecommunication giant in the U.S. market. The combined entity continued under the T-Mobile brand. The merger was a transformative event aimed at increasing competition, expanding 5G network coverage, and offering better services to customers. This move marked Sprint's exit as a separate entity.

On April 29, 2018, Sprint and T-Mobile US, Inc. announced an agreement to merge, forming a new company to combine the strengths of both entities. The deal, valued at $26 billion, aimed to create a more competitive player in the U.S. telecommunications market with improved infrastructure and combined resources. The merger sought approval from multiple regulatory bodies before it could be finalized.

On July 23, 2013, Sprint Corporation completed the acquisition of Clearwire Corporation, which provided Sprint with substantial additional spectrum for its networks. The acquisition cost approximately $3.6 billion and was a strategic move to secure valuable network resources to improve Sprint's position in the competitive U.S. telecommunications market. This move was part of Sprint's strategy to enhance service offerings and network capabilities.

On July 10, 2013, SoftBank, a Japanese multinational telecommunications company, acquired a 78% ownership stake in Sprint Corporation for $21.6 billion. This acquisition was aimed at strengthening Sprint's financial position and allowing it to be more competitive in the U.S. market. The deal brought considerable resources to Sprint from SoftBank, one of the largest telecommunications companies worldwide.

On October 18, 2012, SoftBank and Sprint announced a definitive agreement where SoftBank would invest $20.1 billion to acquire a 70% stake in Sprint. This deal was one of the largest foreign acquisitions of an American company at the time and was aimed at infusing Sprint with capital to enhance its competitiveness and operational capabilities in the American telecom market. This agreement marked a turning point for Sprint.

On April 16, 2008, Sprint Nextel completed the spin-off of its local telecommunications operations into a separate company known as Embarq Corporation. The move allowed Sprint to focus more on its wireless communications services, while still providing Embarq with opportunities to expand its own wireline business independently. This strategic decision was part of Sprint's efforts to streamline its business operations.

On December 15, 2005, Sprint Corporation completed its merger with Nextel Communications, Inc. This strategic merger created Sprint Nextel Corporation, which was designed to compete more effectively with other major telecommunications companies. The merger brought together Sprint's and Nextel's resources, but also presented significant integration challenges that the company worked to address in the following years.

On October 5, 1999, Sprint introduced its nationwide Personal Communications Service (PCS), offering the first completely digital, 100% nationwide wireless voice and data network. This service represented a significant milestone in U.S. telecommunications, allowing Sprint to provide clearer call quality and innovative wireless services to millions of customers, thus setting a new standard in the cellular industry.

On December 1, 1993, Sprint Corporation finalized its acquisition of Centel Corporation, a telecommunications company based in the United States. This acquisition was part of Sprint's strategic effort to expand its wireless communications network and customer base. By integrating Centel's operations, Sprint became a larger player in the industry, offering a broader array of services and enhancing its competitive position.

Sprint Corporation was originally founded as Brown Telephone Company in 1938 by Cleyson L. Brown. It started as a landline telephone service provider in the rural area of Abilene, Kansas. The company expanded over the years and underwent several name and ownership changes before eventually becoming Sprint Corporation, one of the major telecommunications companies in the United States.