| Merignac to Cartagena | 500.45 mi (805.39 km) |
| Merignac to Cartama | 598.83 mi (963.72 km) |
| Merignac to Cartaya | 621.94 mi (1,000.91 km) |
| Merignac to Caspe | 251.00 mi (403.94 km) |
| Merignac to Cassa de la Selva | 269.67 mi (433.98 km) |
| Merignac to Castalla | 431.28 mi (694.07 km) |
| Merignac to Castellbisbal | 267.30 mi (430.19 km) |
| Merignac to Castelldefels | 279.16 mi (449.27 km) |
| Merignac to Castello de Ampurias | 257.74 mi (414.80 km) |
| Merignac to Castellon de la Plana | 336.92 mi (542.22 km) |
| Merignac to Castilleja de la Cuesta | 586.65 mi (944.12 km) |
| Merignac to Catarroja | 375.78 mi (604.75 km) |
| Merignac to Catral | 461.56 mi (742.81 km) |
| Merignac to Caudete | 424.20 mi (682.69 km) |
| Merignac to Cehegin | 469.92 mi (756.26 km) |
