| Philadelphia to Chojnice | 4,159.80 mi (6,694.55 km) |
| Philadelphia to Chojnow | 4,179.47 mi (6,726.21 km) |
| Philadelphia to Chorzow | 4,327.04 mi (6,963.70 km) |
| Philadelphia to Choszczno | 4,099.06 mi (6,596.80 km) |
| Philadelphia to Chrzanow | 4,350.03 mi (7,000.70 km) |
| Philadelphia to Ciechanow | 4,299.02 mi (6,918.61 km) |
| Philadelphia to Ciechocinek | 4,231.60 mi (6,810.10 km) |
| Philadelphia to Cieszyn | 4,334.34 mi (6,975.44 km) |
| Philadelphia to Czarna Bialostocka | 4,377.47 mi (7,044.85 km) |
| Philadelphia to Czarnkow | 4,149.95 mi (6,678.70 km) |
| Philadelphia to Czechowice-Dziedzice | 4,342.86 mi (6,989.16 km) |
| Philadelphia to Czeladz | 4,330.93 mi (6,969.96 km) |
| Philadelphia to Czersk Pomorski | 4,172.02 mi (6,714.21 km) |
| Philadelphia to Czestochowa | 4,315.77 mi (6,945.56 km) |
| Philadelphia to Czluchow | 4,154.27 mi (6,685.65 km) |
