| Ommen to Cartagena | 1,090.67 mi (1,755.26 km) |
| Ommen to Cartama | 1,216.54 mi (1,957.83 km) |
| Ommen to Cartaya | 1,239.87 mi (1,995.37 km) |
| Ommen to Caspe | 836.19 mi (1,345.72 km) |
| Ommen to Cassa de la Selva | 752.64 mi (1,211.25 km) |
| Ommen to Castalla | 1,019.86 mi (1,641.31 km) |
| Ommen to Castellbisbal | 790.51 mi (1,272.20 km) |
| Ommen to Castelldefels | 803.78 mi (1,293.57 km) |
| Ommen to Castello de Ampurias | 725.62 mi (1,167.78 km) |
| Ommen to Castellon de la Plana | 918.27 mi (1,477.82 km) |
| Ommen to Castilleja de la Cuesta | 1,206.46 mi (1,941.61 km) |
| Ommen to Catarroja | 962.43 mi (1,548.89 km) |
| Ommen to Catral | 1,050.88 mi (1,691.23 km) |
| Ommen to Caudete | 1,017.93 mi (1,638.20 km) |
| Ommen to Cehegin | 1,071.94 mi (1,725.13 km) |
