| Diepholz to Cartagena | 1,130.56 mi (1,819.46 km) |
| Diepholz to Cartama | 1,266.23 mi (2,037.80 km) |
| Diepholz to Cartaya | 1,296.77 mi (2,086.95 km) |
| Diepholz to Caspe | 878.88 mi (1,414.43 km) |
| Diepholz to Cassa de la Selva | 783.55 mi (1,261.01 km) |
| Diepholz to Castalla | 1,060.18 mi (1,706.20 km) |
| Diepholz to Castellbisbal | 824.98 mi (1,327.68 km) |
| Diepholz to Castelldefels | 837.93 mi (1,348.52 km) |
| Diepholz to Castello de Ampurias | 756.17 mi (1,216.93 km) |
| Diepholz to Castellon de la Plana | 958.55 mi (1,542.64 km) |
| Diepholz to Castilleja de la Cuesta | 1,260.90 mi (2,029.23 km) |
| Diepholz to Catarroja | 1,003.11 mi (1,614.35 km) |
| Diepholz to Catral | 1,090.99 mi (1,755.79 km) |
| Diepholz to Caudete | 1,059.54 mi (1,705.17 km) |
| Diepholz to Cehegin | 1,115.33 mi (1,794.94 km) |
