| Grass Valley to Busto Arsizio | 5,804.91 mi (9,342.10 km) |
| Grass Valley to Busto Garolfo | 5,809.47 mi (9,349.45 km) |
| Grass Valley to Cabras | 6,110.01 mi (9,833.11 km) |
| Grass Valley to Cadelbosco di Sopra | 5,902.25 mi (9,498.75 km) |
| Grass Valley to Cadoneghe | 5,900.97 mi (9,496.70 km) |
| Grass Valley to Cagli | 6,029.27 mi (9,703.17 km) |
| Grass Valley to Cagliari | 6,167.49 mi (9,925.62 km) |
| Grass Valley to Cairo Montenotte | 5,854.78 mi (9,422.36 km) |
| Grass Valley to Caivano | 6,225.61 mi (10,019.16 km) |
| Grass Valley to Calcinaia | 5,963.69 mi (9,597.64 km) |
| Grass Valley to Calcinato | 5,858.14 mi (9,427.76 km) |
| Grass Valley to Calderara di Reno | 5,932.45 mi (9,547.36 km) |
| Grass Valley to Caldogno | 5,880.34 mi (9,463.49 km) |
| Grass Valley to Calenzano | 5,969.19 mi (9,606.48 km) |
| Grass Valley to Calolziocorte | 5,811.16 mi (9,352.16 km) |
