| Lockport to Chojnice | 4,519.65 mi (7,273.68 km) |
| Lockport to Chojnow | 4,568.13 mi (7,351.69 km) |
| Lockport to Chorzow | 4,712.80 mi (7,584.52 km) |
| Lockport to Choszczno | 4,471.73 mi (7,196.55 km) |
| Lockport to Chrzanow | 4,735.46 mi (7,620.99 km) |
| Lockport to Ciechanow | 4,655.02 mi (7,491.53 km) |
| Lockport to Ciechocinek | 4,594.56 mi (7,394.23 km) |
| Lockport to Cieszyn | 4,726.20 mi (7,606.08 km) |
| Lockport to Czarna Bialostocka | 4,718.98 mi (7,594.47 km) |
| Lockport to Czarnkow | 4,521.01 mi (7,275.87 km) |
| Lockport to Czechowice-Dziedzice | 4,731.80 mi (7,615.09 km) |
| Lockport to Czeladz | 4,715.86 mi (7,589.45 km) |
| Lockport to Czersk Pomorski | 4,529.43 mi (7,289.41 km) |
| Lockport to Czestochowa | 4,696.43 mi (7,558.17 km) |
| Lockport to Czluchow | 4,515.11 mi (7,266.37 km) |
