| Onalaska to Chojnice | 4,495.88 mi (7,235.42 km) |
| Onalaska to Chojnow | 4,555.18 mi (7,330.85 km) |
| Onalaska to Chorzow | 4,697.73 mi (7,560.27 km) |
| Onalaska to Choszczno | 4,453.22 mi (7,166.76 km) |
| Onalaska to Chrzanow | 4,720.11 mi (7,596.28 km) |
| Onalaska to Ciechanow | 4,628.83 mi (7,449.37 km) |
| Onalaska to Ciechocinek | 4,571.45 mi (7,357.03 km) |
| Onalaska to Cieszyn | 4,713.45 mi (7,585.56 km) |
| Onalaska to Czarna Bialostocka | 4,686.89 mi (7,542.82 km) |
| Onalaska to Czarnkow | 4,501.53 mi (7,244.51 km) |
| Onalaska to Czechowice-Dziedzice | 4,717.85 mi (7,592.65 km) |
| Onalaska to Czeladz | 4,700.45 mi (7,564.64 km) |
| Onalaska to Czersk Pomorski | 4,504.66 mi (7,249.55 km) |
| Onalaska to Czestochowa | 4,679.46 mi (7,530.87 km) |
| Onalaska to Czluchow | 4,491.75 mi (7,228.77 km) |
