| Grass Valley to Carmignano | 5,967.71 mi (9,604.11 km) |
| Grass Valley to Carovigno | 6,333.22 mi (10,192.33 km) |
| Grass Valley to Carpenedolo | 5,863.84 mi (9,436.94 km) |
| Grass Valley to Carpi | 5,909.36 mi (9,510.20 km) |
| Grass Valley to Carrara | 5,926.47 mi (9,537.73 km) |
| Grass Valley to Carugate | 5,822.21 mi (9,369.94 km) |
| Grass Valley to Casal di Principe | 6,217.01 mi (10,005.31 km) |
| Grass Valley to Casale Monferrato | 5,819.90 mi (9,366.22 km) |
| Grass Valley to Casale sul Sile | 5,903.41 mi (9,500.61 km) |
| Grass Valley to Casalecchio di Reno | 5,937.64 mi (9,555.70 km) |
| Grass Valley to Casalgrande | 5,916.37 mi (9,521.48 km) |
| Grass Valley to Casalmaggiore | 5,884.66 mi (9,470.44 km) |
| Grass Valley to Casalnuovo di Napoli | 6,228.96 mi (10,024.55 km) |
| Grass Valley to Casalpusterlengo | 5,852.04 mi (9,417.95 km) |
| Grass Valley to Casaluce | 6,219.87 mi (10,009.92 km) |
