| Norristown to Chojnice | 4,161.41 mi (6,697.14 km) |
| Norristown to Chojnow | 4,181.78 mi (6,729.93 km) |
| Norristown to Chorzow | 4,329.33 mi (6,967.38 km) |
| Norristown to Choszczno | 4,100.96 mi (6,599.85 km) |
| Norristown to Chrzanow | 4,352.31 mi (7,004.37 km) |
| Norristown to Ciechanow | 4,300.58 mi (6,921.12 km) |
| Norristown to Ciechocinek | 4,233.30 mi (6,812.84 km) |
| Norristown to Cieszyn | 4,336.77 mi (6,979.36 km) |
| Norristown to Czarna Bialostocka | 4,378.71 mi (7,046.86 km) |
| Norristown to Czarnkow | 4,151.83 mi (6,681.72 km) |
| Norristown to Czechowice-Dziedzice | 4,345.22 mi (6,992.96 km) |
| Norristown to Czeladz | 4,333.19 mi (6,973.60 km) |
| Norristown to Czersk Pomorski | 4,173.57 mi (6,716.72 km) |
| Norristown to Czestochowa | 4,317.92 mi (6,949.03 km) |
| Norristown to Czluchow | 4,155.90 mi (6,688.27 km) |
