| Oud-Heverlee to Cartagena | 955.44 mi (1,537.64 km) |
| Oud-Heverlee to Cartama | 1,078.37 mi (1,735.47 km) |
| Oud-Heverlee to Cartaya | 1,101.83 mi (1,773.22 km) |
| Oud-Heverlee to Caspe | 700.19 mi (1,126.85 km) |
| Oud-Heverlee to Cassa de la Selva | 623.80 mi (1,003.91 km) |
| Oud-Heverlee to Castalla | 884.55 mi (1,423.55 km) |
| Oud-Heverlee to Castellbisbal | 659.00 mi (1,060.56 km) |
| Oud-Heverlee to Castelldefels | 672.43 mi (1,082.17 km) |
| Oud-Heverlee to Castello de Ampurias | 597.25 mi (961.19 km) |
| Oud-Heverlee to Castellon de la Plana | 783.16 mi (1,260.37 km) |
| Oud-Heverlee to Castilleja de la Cuesta | 1,068.13 mi (1,718.99 km) |
| Oud-Heverlee to Catarroja | 827.06 mi (1,331.03 km) |
| Oud-Heverlee to Catral | 915.62 mi (1,473.54 km) |
| Oud-Heverlee to Caudete | 882.08 mi (1,419.57 km) |
| Oud-Heverlee to Cehegin | 935.36 mi (1,505.32 km) |
