T-MOBILE USA, INC. $2,000,000,000 Senior Notes due 2021 Purchase AgreementT-Mobile US, Inc. • March 7th, 2016 • Radiotelephone communications • New York
Company FiledMarch 7th, 2016 Industry Jurisdiction[TWENTY-FIRST] SUPPLEMENTAL INDENTURE (this “[Twenty-First] Supplemental Indenture”), dated as of [ ], 2016 (the “Series Issue Date”), among T-Mobile USA, Inc., a Delaware corporation (the “Company”), the Guarantors party hereto and Deutsche Bank Trust Company Americas, a New York banking corporation, as Trustee.