| Diemen to Cartagena | 1,057.79 mi (1,702.35 km) |
| Diemen to Cartama | 1,175.96 mi (1,892.52 km) |
| Diemen to Cartaya | 1,193.88 mi (1,921.37 km) |
| Diemen to Caspe | 802.10 mi (1,290.85 km) |
| Diemen to Cassa de la Selva | 728.21 mi (1,171.93 km) |
| Diemen to Castalla | 986.88 mi (1,588.23 km) |
| Diemen to Castellbisbal | 763.06 mi (1,228.03 km) |
| Diemen to Castelldefels | 776.51 mi (1,249.67 km) |
| Diemen to Castello de Ampurias | 701.68 mi (1,129.24 km) |
| Diemen to Castellon de la Plana | 885.69 mi (1,425.37 km) |
| Diemen to Castilleja de la Cuesta | 1,162.36 mi (1,870.63 km) |
| Diemen to Catarroja | 929.38 mi (1,495.69 km) |
| Diemen to Catral | 1,017.96 mi (1,638.24 km) |
| Diemen to Caudete | 983.96 mi (1,583.54 km) |
| Diemen to Cehegin | 1,036.47 mi (1,668.03 km) |
