| Grass Valley to Casamassima | 6,298.21 mi (10,136.00 km) |
| Grass Valley to Casandrino | 6,225.16 mi (10,018.43 km) |
| Grass Valley to Casapulla | 6,218.38 mi (10,007.51 km) |
| Grass Valley to Casarano | 6,387.25 mi (10,279.29 km) |
| Grass Valley to Casatenovo | 5,813.34 mi (9,355.67 km) |
| Grass Valley to Casciana Terme | 5,972.50 mi (9,611.81 km) |
| Grass Valley to Cascina | 5,961.76 mi (9,594.52 km) |
| Grass Valley to Caselle Torinese | 5,793.60 mi (9,323.91 km) |
| Grass Valley to Caserta | 6,219.79 mi (10,009.79 km) |
| Grass Valley to Casier | 5,899.65 mi (9,494.56 km) |
| Grass Valley to Casorate Primo | 5,826.05 mi (9,376.12 km) |
| Grass Valley to Casoria | 6,228.51 mi (10,023.82 km) |
| Grass Valley to Cassano al Ionio | 6,350.49 mi (10,220.13 km) |
| Grass Valley to Cassano d'Adda | 5,828.40 mi (9,379.90 km) |
| Grass Valley to Cassano delle Murge | 6,298.08 mi (10,135.79 km) |
