| Philadelphia to Commerce (California) | 2,386.24 mi (3,840.29 km) |
| Philadelphia to Commerce City (Colorado) | 1,566.59 mi (2,521.19 km) |
| Philadelphia to Compton (California) | 2,393.01 mi (3,851.17 km) |
| Philadelphia to Comstock Park (Michigan) | 583.84 mi (939.60 km) |
| Philadelphia to Concord (California) | 2,491.68 mi (4,009.98 km) |
| Philadelphia to Concord (Missouri) | 819.93 mi (1,319.56 km) |
| Philadelphia to Concord (New Hampshire) | 289.20 mi (465.42 km) |
| Philadelphia to Concord (North Carolina) | 438.17 mi (705.16 km) |
| Philadelphia to Conneaut (Ohio) | 312.94 mi (503.63 km) |
| Philadelphia to Connersville (Indiana) | 531.22 mi (854.92 km) |
| Philadelphia to Conroe (Texas) | 1,325.21 mi (2,132.73 km) |
| Philadelphia to Converse (Texas) | 1,495.69 mi (2,407.07 km) |
| Philadelphia to Conway (Arkansas) | 1,006.97 mi (1,620.56 km) |
| Philadelphia to Conway (Florida) | 869.93 mi (1,400.02 km) |
| Philadelphia to Conway (South Carolina) | 477.59 mi (768.61 km) |
