| Oskaloosa to Chojnice | 4,682.52 mi (7,535.79 km) |
| Oskaloosa to Chojnow | 4,739.19 mi (7,626.98 km) |
| Oskaloosa to Chorzow | 4,882.34 mi (7,857.37 km) |
| Oskaloosa to Choszczno | 4,638.60 mi (7,465.11 km) |
| Oskaloosa to Chrzanow | 4,904.80 mi (7,893.52 km) |
| Oskaloosa to Ciechanow | 4,816.05 mi (7,750.68 km) |
| Oskaloosa to Ciechocinek | 4,757.97 mi (7,657.21 km) |
| Oskaloosa to Cieszyn | 4,897.46 mi (7,881.70 km) |
| Oskaloosa to Czarna Bialostocka | 4,875.36 mi (7,846.13 km) |
| Oskaloosa to Czarnkow | 4,687.17 mi (7,543.27 km) |
| Oskaloosa to Czechowice-Dziedzice | 4,902.18 mi (7,889.30 km) |
| Oskaloosa to Czeladz | 4,885.15 mi (7,861.88 km) |
| Oskaloosa to Czersk Pomorski | 4,691.53 mi (7,550.29 km) |
| Oskaloosa to Czestochowa | 4,864.55 mi (7,828.73 km) |
| Oskaloosa to Czluchow | 4,678.29 mi (7,528.99 km) |
