| Red Bluff to Carmona | 5,739.05 mi (9,236.11 km) |
| Red Bluff to Cartagena | 5,903.48 mi (9,500.74 km) |
| Red Bluff to Cartama | 5,814.92 mi (9,358.21 km) |
| Red Bluff to Cartaya | 5,690.45 mi (9,157.89 km) |
| Red Bluff to Caspe | 5,746.45 mi (9,248.01 km) |
| Red Bluff to Cassa de la Selva | 5,807.80 mi (9,346.76 km) |
| Red Bluff to Castalla | 5,862.48 mi (9,434.75 km) |
| Red Bluff to Castellbisbal | 5,800.82 mi (9,335.51 km) |
| Red Bluff to Castelldefels | 5,811.13 mi (9,352.11 km) |
| Red Bluff to Castello de Ampurias | 5,794.42 mi (9,325.22 km) |
| Red Bluff to Castellon de la Plana | 5,812.06 mi (9,353.61 km) |
| Red Bluff to Castilleja de la Cuesta | 5,727.45 mi (9,217.45 km) |
| Red Bluff to Catarroja | 5,829.64 mi (9,381.90 km) |
| Red Bluff to Catral | 5,880.59 mi (9,463.89 km) |
| Red Bluff to Caudete | 5,845.65 mi (9,407.66 km) |
