| | | | | | | | | | | | Incorporated by Reference | | | | | | | | | | | | | | | | | | | | |
| Exhibit No. | | | | | | Exhibit Description | | | | | | Form | | | | | | Date of First Filing | | | | | | Exhibit Number | | | | | | Filed Herein | | |
| 10.1* | | | | | | Employment Letter Agreement, effective October 11, 2021, between T-Mobile US, Inc. and Mark W. Nelson. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 10.2 | | | | | | First Amendment to First Amended and Restated Sale and Conveyancing Agreement, dated as of February 28, 2022, by and among T-Mobile West LLC, T-Mobile Central LLC, T-Mobile Northeast LLC and T-Mobile South LLC, as sellers, and T-Mobile USA, Inc. as purchaser. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 10.3 | | | | | | First Amendment to First Amended and Restated Receivables Sale and Contribution Agreement, dated as of February 28, 2022, by and between T-Mobile USA, Inc., as seller, and T-Mobile Airtime Funding LLC, as purchaser. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 10.4 | | | | | | Second Amendment to Fifth Amended and Restated Master Receivables Purchase Agreement, dated as of February 28, 2022, by and among T-Mobile Airtime Funding LLC, as transferor, T-Mobile USA, Inc., in its individual capacity and as servicer, T-Mobile US, Inc. and T-Mobile USA, Inc., as performance guarantors, The Toronto-Dominion Bank, as administrative agent, and certain financial institutions party thereto. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 22.1 | | | | | | Subsidiary Guarantors and Issuers of Guaranteed Securities and Affiliates Whose Securities Collateralize Securities of the Registrant. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 31.1 | | | | | | Certifications of Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 31.2 | | | | | | Certifications of Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 32.1** | | | | | | Certification of Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 32.2** | | | | | | Certification of Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 101.INS | | | | | | XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document. | | | | | | | | | | | | | | | | | | | | | | | | | | |
| 101.SCH | | | | | | XBRL Taxonomy Extension Schema Document. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 101.CAL | | | | | | XBRL Taxonomy Extension Calculation Linkbase Document. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 101.DEF | | | | | | XBRL Taxonomy Extension Definition Linkbase Document. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 101.LAB | | | | | | XBRL Taxonomy Extension Label Linkbase Document. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 101.PRE | | | | | | XBRL Taxonomy Extension Presentation Linkbase. | | | | | | | | | | | | | | | | | | | | | | | | X | | |
| 104 | | | | | | Cover Page Interactive Data File (the cover page XBRL tags) | | | | | | | | | | | | | | | | | | | | | | | | | | |