| Philadelphia to Lewiston (Idaho) | 2,128.00 mi (3,424.68 km) |
| Philadelphia to Lewiston (Maine) | 380.02 mi (611.58 km) |
| Philadelphia to Lewisville (North Carolina) | 394.05 mi (634.16 km) |
| Philadelphia to Lewisville (Texas) | 1,300.64 mi (2,093.18 km) |
| Philadelphia to Lexington (Kentucky) | 518.34 mi (834.18 km) |
| Philadelphia to Lexington (Nebraska) | 1,292.01 mi (2,079.28 km) |
| Philadelphia to Lexington (North Carolina) | 403.33 mi (649.10 km) |
| Philadelphia to Lexington (South Carolina) | 534.24 mi (859.77 km) |
| Philadelphia to Lexington Park (Maryland) | 140.07 mi (225.42 km) |
| Philadelphia to Liberal (Kansas) | 1,404.23 mi (2,259.89 km) |
| Philadelphia to Liberty (Missouri) | 1,025.71 mi (1,650.72 km) |
| Philadelphia to Liberty Lake (Washington) | 2,129.55 mi (3,427.18 km) |
| Philadelphia to Liberty Triangle (Florida) | 855.47 mi (1,376.74 km) |
| Philadelphia to Libertyville (Illinois) | 685.28 mi (1,102.85 km) |
| Philadelphia to Lighthouse Point (Florida) | 990.50 mi (1,594.06 km) |
