| Haddington to Carmona | 1,284.34 mi (2,066.95 km) |
| Haddington to Cartagena | 1,271.02 mi (2,045.51 km) |
| Haddington to Cartama | 1,332.48 mi (2,144.42 km) |
| Haddington to Cartaya | 1,306.07 mi (2,101.91 km) |
| Haddington to Caspe | 1,024.75 mi (1,649.18 km) |
| Haddington to Cassa de la Selva | 1,004.42 mi (1,616.46 km) |
| Haddington to Castalla | 1,203.34 mi (1,936.59 km) |
| Haddington to Castellbisbal | 1,023.11 mi (1,646.53 km) |
| Haddington to Castelldefels | 1,036.42 mi (1,667.96 km) |
| Haddington to Castello de Ampurias | 981.92 mi (1,580.24 km) |
| Haddington to Castellon de la Plana | 1,110.69 mi (1,787.49 km) |
| Haddington to Castilleja de la Cuesta | 1,292.22 mi (2,079.62 km) |
| Haddington to Catarroja | 1,148.87 mi (1,848.93 km) |
| Haddington to Catral | 1,233.01 mi (1,984.34 km) |
| Haddington to Caudete | 1,194.82 mi (1,922.88 km) |
