| Grass Valley to Chojnice | 5,559.79 mi (8,947.62 km) |
| Grass Valley to Chojnow | 5,666.90 mi (9,119.99 km) |
| Grass Valley to Chorzow | 5,792.22 mi (9,321.67 km) |
| Grass Valley to Choszczno | 5,544.44 mi (8,922.92 km) |
| Grass Valley to Chrzanow | 5,812.12 mi (9,353.70 km) |
| Grass Valley to Ciechanow | 5,673.53 mi (9,130.67 km) |
| Grass Valley to Ciechocinek | 5,634.34 mi (9,067.60 km) |
| Grass Valley to Cieszyn | 5,818.01 mi (9,363.19 km) |
| Grass Valley to Czarna Bialostocka | 5,698.84 mi (9,171.39 km) |
| Grass Valley to Czarnkow | 5,585.58 mi (8,989.12 km) |
| Grass Valley to Czechowice-Dziedzice | 5,816.61 mi (9,360.93 km) |
| Grass Valley to Czeladz | 5,793.16 mi (9,323.20 km) |
| Grass Valley to Czersk Pomorski | 5,563.26 mi (8,953.20 km) |
| Grass Valley to Czestochowa | 5,765.96 mi (9,279.42 km) |
| Grass Valley to Czluchow | 5,557.85 mi (8,944.50 km) |
