| Philadelphia to Rockville (Maryland) | 125.20 mi (201.50 km) |
| Philadelphia to Rockville Centre (New York) | 90.90 mi (146.29 km) |
| Philadelphia to Rockwall (Texas) | 1,277.08 mi (2,055.26 km) |
| Philadelphia to Rocky Mount (North Carolina) | 314.65 mi (506.37 km) |
| Philadelphia to Rocky Point (New York) | 132.10 mi (212.60 km) |
| Philadelphia to Rocky River (Ohio) | 365.84 mi (588.77 km) |
| Philadelphia to Roessleville (New York) | 198.33 mi (319.17 km) |
| Philadelphia to Rogers (Arkansas) | 1,061.96 mi (1,709.07 km) |
| Philadelphia to Rogers (Minnesota) | 1,001.24 mi (1,611.34 km) |
| Philadelphia to Rohnert Park (California) | 2,519.48 mi (4,054.72 km) |
| Philadelphia to Rolla (Missouri) | 903.00 mi (1,453.23 km) |
| Philadelphia to Rolling Meadows (Illinois) | 686.10 mi (1,104.17 km) |
| Philadelphia to Roma (Texas) | 1,660.51 mi (2,672.33 km) |
| Philadelphia to Rome (Georgia) | 680.41 mi (1,095.02 km) |
| Philadelphia to Rome (New York) | 223.13 mi (359.09 km) |
