| La Peña Sporting Club | Copa Perú | — | 6 de abril de 1968 | — |
| Las Vegas Raiders | National Football League | Las Vegas | 1960 | Los Angeles Memorial Coliseum, Oakland Coliseum, Allegiant Stadium |
| Lawn Tennis de la Exposición (fútbol) | Copa Perú | — | 27 de junio de 1884 | Estadio Nacional del Perú |
| Lawn Tennis Fútbol Club | Copa Perú | — | 1995 | Estadio Nacional del Perú |
| Legnano Knights | — | Legnano | 1966 | — |
| León de Huánuco | Segunda División del Perú | — | 1946 | Estadio Heraclio Tapia |
| Libertas Basket Bologna | — | Bolonia | — | — |
| Libertas Livorno | — | Livorno | 1 de noviembre de 1947 | — |
| Libertas Pallacanestro Asti | — | — | 1954 | — |
| Libertas Pallacanestro Livorno | — | Livorno | 1991 | — |
| Lima Cricket and Football Club | Copa Perú | — | 1859 | — |
| Lions Basket | — | — | — | — |
| Los Angeles Angels | Grandes Ligas de Béisbol | — | 1960 | Angel Stadium of Anaheim |
| Los Angeles Chargers | National Football League | Los Ángeles | 1960 | SoFi Stadium, Dignity Health Sports Park, Estadio Qualcomm, Los Angeles Memorial Coliseum, Balboa Stadium |
| Los Angeles Clippers | National Basketball Association | Los Ángeles | 1970 | Maple Leaf Gardens, Buffalo Memorial Auditorium, Los Angeles Memorial Sports Arena, San Diego Sports Arena, Crypto.com Arena |
| Los Angeles Dodgers | Grandes Ligas de Béisbol | Los Ángeles | 1884 | Dodger Stadium |
| Los Angeles Galaxy | Major League Soccer | Los Ángeles | 1995 | Dignity Health Sports Park |
| Los Angeles Kings | — | Los Ángeles, Inglewood | 1967 | Crypto.com Arena, The Forum |
| Los Angeles Raiders | National Football League | Los Ángeles | 1982 | — |
| Los Angeles Rams | National Football League | — | 1936 | The Dome at America's Center, Angel Stadium of Anaheim, Los Angeles Memorial Coliseum, SoFi Stadium |
| Los Ángeles Football Club | Major League Soccer | Los Ángeles | 2014 | BMO Stadium |
| Los Ángeles Lakers | National Basketball Association | Los Ángeles | 1947 | The Forum, Minneapolis Armory, Minneapolis Auditorium, Crypto.com Arena, Los Angeles Memorial Sports Arena |