| Llanelli to Carmona | 984.93 mi (1,585.09 km) |
| Llanelli to Cartagena | 985.35 mi (1,585.76 km) |
| Llanelli to Cartama | 1,034.76 mi (1,665.29 km) |
| Llanelli to Cartaya | 1,005.60 mi (1,618.36 km) |
| Llanelli to Caspe | 748.03 mi (1,203.84 km) |
| Llanelli to Cassa de la Selva | 753.37 mi (1,212.43 km) |
| Llanelli to Castalla | 919.84 mi (1,480.35 km) |
| Llanelli to Castellbisbal | 762.58 mi (1,227.26 km) |
| Llanelli to Castelldefels | 775.25 mi (1,247.64 km) |
| Llanelli to Castello de Ampurias | 734.39 mi (1,181.89 km) |
| Llanelli to Castellon de la Plana | 832.19 mi (1,339.28 km) |
| Llanelli to Castilleja de la Cuesta | 992.36 mi (1,597.04 km) |
| Llanelli to Catarroja | 867.52 mi (1,396.13 km) |
| Llanelli to Catral | 948.52 mi (1,526.50 km) |
| Llanelli to Caudete | 909.80 mi (1,464.18 km) |
