| Benicia to Cortona | 6,125.10 mi (9,857.39 km) |
| Benicia to Cosenza | 6,475.86 mi (10,421.89 km) |
| Benicia to Cossato | 5,886.53 mi (9,473.46 km) |
| Benicia to Costa Volpino | 5,927.19 mi (9,538.90 km) |
| Benicia to Creazzo | 5,982.55 mi (9,627.98 km) |
| Benicia to Crema | 5,941.38 mi (9,561.72 km) |
| Benicia to Cremona | 5,964.42 mi (9,598.81 km) |
| Benicia to Crevalcore | 6,019.52 mi (9,687.49 km) |
| Benicia to Crispiano | 6,426.06 mi (10,341.74 km) |
| Benicia to Crosia | 6,474.50 mi (10,419.70 km) |
| Benicia to Crotone | 6,512.76 mi (10,481.28 km) |
| Benicia to Cuneo | 5,933.42 mi (9,548.92 km) |
| Benicia to Cuorgne | 5,881.13 mi (9,464.77 km) |
| Benicia to Cusano Milanino | 5,916.85 mi (9,522.25 km) |
| Benicia to Cutro | 6,512.04 mi (10,480.11 km) |
