| Philadelphia to Lancaster (Texas) | 1,305.05 mi (2,100.27 km) |
| Philadelphia to Land O' Lakes (Florida) | 915.56 mi (1,473.45 km) |
| Philadelphia to Landover (Maryland) | 119.81 mi (192.81 km) |
| Philadelphia to Langley Park (Maryland) | 121.00 mi (194.74 km) |
| Philadelphia to Lanham (Maryland) | 116.26 mi (187.11 km) |
| Philadelphia to Lansdale (Pennsylvania) | 17.94 mi (28.88 km) |
| Philadelphia to Lansdowne (Pennsylvania) | 8.83 mi (14.21 km) |
| Philadelphia to Lansdowne (Virginia) | 140.51 mi (226.13 km) |
| Philadelphia to Lansing (Illinois) | 657.59 mi (1,058.29 km) |
| Philadelphia to Lansing (Kansas) | 1,050.93 mi (1,691.31 km) |
| Philadelphia to Lansing (Michigan) | 523.01 mi (841.71 km) |
| Philadelphia to Lantana (Florida) | 969.67 mi (1,560.53 km) |
| Philadelphia to Lantana (Texas) | 1,306.28 mi (2,102.26 km) |
| Philadelphia to Laplace (Louisiana) | 1,103.73 mi (1,776.29 km) |
| Philadelphia to Laramie (Wyoming) | 1,591.63 mi (2,561.48 km) |
