| Spring Lake to Carmona | 3,977.86 mi (6,401.74 km) |
| Spring Lake to Cartagena | 4,209.10 mi (6,773.90 km) |
| Spring Lake to Cartama | 4,048.81 mi (6,515.93 km) |
| Spring Lake to Cartaya | 3,905.13 mi (6,284.70 km) |
| Spring Lake to Caspe | 4,157.18 mi (6,690.34 km) |
| Spring Lake to Cassa de la Selva | 4,277.96 mi (6,884.71 km) |
| Spring Lake to Castalla | 4,196.99 mi (6,754.40 km) |
| Spring Lake to Castellbisbal | 4,247.02 mi (6,834.92 km) |
| Spring Lake to Castelldefels | 4,252.13 mi (6,843.15 km) |
| Spring Lake to Castello de Ampurias | 4,277.25 mi (6,883.56 km) |
| Spring Lake to Castellon de la Plana | 4,190.53 mi (6,744.01 km) |
| Spring Lake to Castilleja de la Cuesta | 3,958.78 mi (6,371.04 km) |
| Spring Lake to Catarroja | 4,188.10 mi (6,740.09 km) |
| Spring Lake to Catral | 4,202.39 mi (6,763.09 km) |
| Spring Lake to Caudete | 4,178.32 mi (6,724.36 km) |
