| Didymoteicho to Cartagena | 1,481.98 mi (2,385.01 km) |
| Didymoteicho to Cartama | 1,691.83 mi (2,722.74 km) |
| Didymoteicho to Cartaya | 1,808.97 mi (2,911.26 km) |
| Didymoteicho to Caspe | 1,372.05 mi (2,208.11 km) |
| Didymoteicho to Cassa de la Selva | 1,217.03 mi (1,958.62 km) |
| Didymoteicho to Castalla | 1,445.18 mi (2,325.80 km) |
| Didymoteicho to Castellbisbal | 1,266.19 mi (2,037.73 km) |
| Didymoteicho to Castelldefels | 1,268.38 mi (2,041.26 km) |
| Didymoteicho to Castello de Ampurias | 1,204.33 mi (1,938.18 km) |
| Didymoteicho to Castellon de la Plana | 1,388.33 mi (2,234.30 km) |
| Didymoteicho to Castilleja de la Cuesta | 1,749.67 mi (2,815.82 km) |
| Didymoteicho to Catarroja | 1,416.79 mi (2,280.11 km) |
| Didymoteicho to Catral | 1,460.86 mi (2,351.03 km) |
| Didymoteicho to Caudete | 1,459.57 mi (2,348.95 km) |
| Didymoteicho to Cehegin | 1,513.79 mi (2,436.21 km) |
