| Middle River to Chojnice | 4,240.07 mi (6,823.73 km) |
| Middle River to Chojnow | 4,260.64 mi (6,856.84 km) |
| Middle River to Chorzow | 4,408.18 mi (7,094.29 km) |
| Middle River to Choszczno | 4,179.72 mi (6,726.62 km) |
| Middle River to Chrzanow | 4,431.17 mi (7,131.28 km) |
| Middle River to Ciechanow | 4,379.22 mi (7,047.67 km) |
| Middle River to Ciechocinek | 4,312.00 mi (6,939.49 km) |
| Middle River to Cieszyn | 4,415.65 mi (7,106.30 km) |
| Middle River to Czarna Bialostocka | 4,457.18 mi (7,173.13 km) |
| Middle River to Czarnkow | 4,230.58 mi (6,808.47 km) |
| Middle River to Czechowice-Dziedzice | 4,424.09 mi (7,119.89 km) |
| Middle River to Czeladz | 4,412.05 mi (7,100.50 km) |
| Middle River to Czersk Pomorski | 4,252.20 mi (6,843.26 km) |
| Middle River to Czestochowa | 4,396.76 mi (7,075.90 km) |
| Middle River to Czluchow | 4,234.56 mi (6,814.87 km) |
