| Randallstown to Carmona | 3,749.90 mi (6,034.88 km) |
| Randallstown to Cartagena | 3,973.89 mi (6,395.36 km) |
| Randallstown to Cartama | 3,822.48 mi (6,151.69 km) |
| Randallstown to Cartaya | 3,680.16 mi (5,922.64 km) |
| Randallstown to Caspe | 3,907.37 mi (6,288.30 km) |
| Randallstown to Cassa de la Selva | 4,022.50 mi (6,473.58 km) |
| Randallstown to Castalla | 3,957.59 mi (6,369.12 km) |
| Randallstown to Castellbisbal | 3,993.98 mi (6,427.69 km) |
| Randallstown to Castelldefels | 3,999.77 mi (6,437.00 km) |
| Randallstown to Castello de Ampurias | 4,020.34 mi (6,470.10 km) |
| Randallstown to Castellon de la Plana | 3,945.19 mi (6,349.18 km) |
| Randallstown to Castilleja de la Cuesta | 3,731.77 mi (6,005.71 km) |
| Randallstown to Catarroja | 3,945.36 mi (6,349.44 km) |
| Randallstown to Catral | 3,964.81 mi (6,380.75 km) |
| Randallstown to Caudete | 3,938.95 mi (6,339.13 km) |
