| Philadelphia to Los Alamitos (California) | 2,386.71 mi (3,841.04 km) |
| Philadelphia to Los Alamos (New Mexico) | 1,711.97 mi (2,755.15 km) |
| Philadelphia to Los Altos (California) | 2,509.96 mi (4,039.39 km) |
| Philadelphia to Los Angeles (California) | 2,396.55 mi (3,856.87 km) |
| Philadelphia to Los Banos (California) | 2,451.58 mi (3,945.44 km) |
| Philadelphia to Los Gatos (California) | 2,505.81 mi (4,032.70 km) |
| Philadelphia to Los Lunas (New Mexico) | 1,763.79 mi (2,838.54 km) |
| Philadelphia to Los Osos (California) | 2,492.87 mi (4,011.89 km) |
| Philadelphia to Loudoun Valley Estates (Virginia) | 145.11 mi (233.53 km) |
| Philadelphia to Louisville (Colorado) | 1,581.03 mi (2,544.43 km) |
| Philadelphia to Louisville (Kentucky) | 577.69 mi (929.70 km) |
| Philadelphia to Lovejoy (Georgia) | 680.78 mi (1,095.62 km) |
| Philadelphia to Loveland (Colorado) | 1,571.78 mi (2,529.54 km) |
| Philadelphia to Loveland (Ohio) | 488.75 mi (786.57 km) |
| Philadelphia to Loves Park (Illinois) | 737.86 mi (1,187.47 km) |
