| Rohnert Park to Cortona | 6,124.21 mi (9,855.96 km) |
| Rohnert Park to Cosenza | 6,474.64 mi (10,419.92 km) |
| Rohnert Park to Cossato | 5,886.19 mi (9,472.91 km) |
| Rohnert Park to Costa Volpino | 5,926.09 mi (9,537.11 km) |
| Rohnert Park to Creazzo | 5,981.06 mi (9,625.59 km) |
| Rohnert Park to Crema | 5,940.58 mi (9,560.44 km) |
| Rohnert Park to Cremona | 5,963.59 mi (9,597.47 km) |
| Rohnert Park to Crevalcore | 6,018.44 mi (9,685.74 km) |
| Rohnert Park to Crispiano | 6,424.03 mi (10,338.47 km) |
| Rohnert Park to Crosia | 6,472.98 mi (10,417.26 km) |
| Rohnert Park to Crotone | 6,511.25 mi (10,478.85 km) |
| Rohnert Park to Cuneo | 5,933.73 mi (9,549.42 km) |
| Rohnert Park to Cuorgne | 5,881.04 mi (9,464.61 km) |
| Rohnert Park to Cusano Milanino | 5,916.16 mi (9,521.14 km) |
| Rohnert Park to Cutro | 6,510.60 mi (10,477.80 km) |
