T-Mobile USA, Inc. (TMUSA), a wholly-owned subsidiary, released guarantees of certain subsidiaries under its $10 billion revolving credit agreement. Corresponding releases were also effected under indentures dated April 28, 2013, April 9, 2020, and September 15, 2022, governing outstanding senior notes. Similar subsidiary guarantor releases were made under other TMUSA debt facilities, including export credit agency facilities and unsecured short-term commercial paper programs. This action followed the previous repayment of certain legacy indebtedness. The obligors for TMUSA's revolving credit agreement and outstanding senior notes now consist of TMUSA (as issuer or borrower) and T-Mobile US, Inc., Sprint LLC, Sprint Capital Corporation, and Sprint Communications LLC (as guarantors).