| .lincoln | Ford Motor Company | — |
| .link | Nova Registry Ltd. | — |
| .live | Dog Beach, LLC | — |
| .living | Internet Naming Co. | — |
| .llc | Identity Digital Limited | — |
| .llp | Intercap Registry Inc. | — |
| .loan | dot Loan Limited | — |
| .loans | Binky Moon, LLC | — |
| .locker | Orange Domains LLC | — |
| .locus | Locus Analytics LLC | — |
| .lol | XYZ.COM LLC | — |
| .london | Dot London Domains Limited | — |
| .lotte | Lotte Holdings Co., Ltd. | — |
| .lotto | Identity Digital Limited | — |
| .love | Waterford Limited | — |
| .lpl | LPL Holdings, Inc. | — |
| .lplfinancial | LPL Holdings, Inc. | — |
| .ltd | Binky Moon, LLC | — |
| .ltda | InterNetX Corp. | — |
| .lundbeck | H. Lundbeck A/S | — |
| .luxe | Registry Services, LLC | — |
| .luxury | Luxury Partners LLC | — |
| .madrid | Comunidad de Madrid | — |
| .maif | Mutuelle Assurance Instituteur France (MAIF) | — |
| .maison | Binky Moon, LLC | — |
| .makeup | XYZ.COM LLC | — |
| .man | MAN Truck & Bus SE | — |
| .management | Binky Moon, LLC | — |
| .mango | PUNTO FA S.L. | — |
| .map | Charleston Road Registry Inc. | — |
| .market | Dog Beach, LLC | — |
| .marketing | Binky Moon, LLC | — |
| .markets | Dog Beach, LLC | — |
| .marriott | Marriott Worldwide Corporation | — |
| .marshalls | The TJX Companies, Inc. | — |
| .mattel | Mattel IT Services, Inc. | — |
| .mba | Binky Moon, LLC | — |
| .mckinsey | McKinsey Holdings, Inc. | — |
| .med | Medistry LLC | — |
| .media | Binky Moon, LLC | — |
| .meet | Charleston Road Registry Inc. | — |
| .melbourne | The Crown in right of the State of Victoria, represented by its Department of State Development, Business and Innovation | — |
| .meme | Charleston Road Registry Inc. | — |
| .memorial | Dog Beach, LLC | — |
| .men | Exclusive Registry Limited | — |
| .menu | Dot Menu Registry LLC | — |
| .merck | Merck Registry Holdings, Inc. | — |
| .merckmsd | MSD Registry Holdings, Inc. | — |
| .miami | Registry Services, LLC | — |
| .microsoft | Microsoft Corporation | — |