| .thd | Home Depot Product Authority, LLC | — |
| .theater | Binky Moon, LLC | — |
| .theatre | XYZ.COM LLC | — |
| .tiaa | Teachers Insurance and Annuity Association of America | — |
| .tickets | XYZ.COM LLC | — |
| .tienda | Binky Moon, LLC | — |
| .tips | Binky Moon, LLC | — |
| .tires | Binky Moon, LLC | — |
| .tirol | punkt Tirol GmbH | — |
| .tjmaxx | The TJX Companies, Inc. | — |
| .tjx | The TJX Companies, Inc. | — |
| .tkmaxx | The TJX Companies, Inc. | — |
| .tmall | Alibaba Group Holding Limited | — |
| .today | Binky Moon, LLC | — |
| .tokyo | GMO Registry, Inc. | — |
| .tools | Binky Moon, LLC | — |
| .top | Hong Kong Zhongze International Limited | — |
| .toray | Toray Industries, Inc. | — |
| .toshiba | TOSHIBA Corporation | — |
| .total | TotalEnergies SE | — |
| .tours | Binky Moon, LLC | — |
| .town | Binky Moon, LLC | — |
| .toyota | TOYOTA MOTOR CORPORATION | — |
| .toys | Binky Moon, LLC | — |
| .trade | Elite Registry Limited | — |
| .trading | Dog Beach, LLC | — |
| .training | Binky Moon, LLC | — |
| .travelers | Travelers TLD, LLC | — |
| .travelersinsurance | Travelers TLD, LLC | — |
| .trust | Internet Naming Co. | — |
| .trv | Travelers TLD, LLC | — |
| .tube | Latin American Telecom LLC | — |
| .tui | TUI AG | — |
| .tunes | Amazon Registry Services, Inc. | — |
| .tushu | Amazon Registry Services, Inc. | — |
| .tvs | T V SUNDRAM IYENGAR & SONS PRIVATE LIMITED | — |
| .ubank | National Australia Bank Limited | — |
| .ubs | UBS AG | — |
| .unicom | China United Network Communications Corporation Limited | — |
| .university | Binky Moon, LLC | — |
| .uno | Radix Technologies Inc. | — |
| .uol | UBN INTERNET LTDA. | — |
| .ups | UPS Market Driver, Inc. | — |
| .vacations | Binky Moon, LLC | — |
| .vana | D3 Registry LLC | — |
| .vanguard | The Vanguard Group, Inc. | — |
| .vegas | Dot Vegas, Inc. | — |
| .ventures | Binky Moon, LLC | — |
| .verisign | VeriSign, Inc. | — |
| .vermögensberater | Deutsche Vermögensberatung Aktiengesellschaft DVAG | — |