| Rietberg to Cartagena | 1,082.52 mi (1,742.15 km) |
| Rietberg to Cartama | 1,222.53 mi (1,967.48 km) |
| Rietberg to Cartaya | 1,257.30 mi (2,023.43 km) |
| Rietberg to Caspe | 832.42 mi (1,339.66 km) |
| Rietberg to Cassa de la Selva | 732.89 mi (1,179.47 km) |
| Rietberg to Castalla | 1,012.40 mi (1,629.30 km) |
| Rietberg to Castellbisbal | 775.41 mi (1,247.89 km) |
| Rietberg to Castelldefels | 788.22 mi (1,268.51 km) |
| Rietberg to Castello de Ampurias | 705.44 mi (1,135.30 km) |
| Rietberg to Castellon de la Plana | 910.92 mi (1,465.98 km) |
| Rietberg to Castilleja de la Cuesta | 1,219.91 mi (1,963.26 km) |
| Rietberg to Catarroja | 955.56 mi (1,537.82 km) |
| Rietberg to Catral | 1,043.09 mi (1,678.69 km) |
| Rietberg to Caudete | 1,012.30 mi (1,629.14 km) |
| Rietberg to Cehegin | 1,068.76 mi (1,720.01 km) |
