| Opmeer to Campos del Puerto | 921.40 mi (1,482.85 km) |
| Opmeer to Canals | 985.22 mi (1,585.56 km) |
| Opmeer to Candelaria | 2,004.04 mi (3,225.19 km) |
| Opmeer to Canet de Mar | 775.46 mi (1,247.98 km) |
| Opmeer to Cangas | 961.65 mi (1,547.63 km) |
| Opmeer to Cangas de Narcea | 844.21 mi (1,358.63 km) |
| Opmeer to Canovellas | 775.77 mi (1,248.49 km) |
| Opmeer to Canteras | 1,081.66 mi (1,740.76 km) |
| Opmeer to Cantillana | 1,164.85 mi (1,874.65 km) |
| Opmeer to Capdepera | 901.08 mi (1,450.15 km) |
| Opmeer to Carballo | 906.61 mi (1,459.05 km) |
| Opmeer to Carcagente | 972.68 mi (1,565.38 km) |
| Opmeer to Cardedeu | 773.62 mi (1,245.03 km) |
| Opmeer to Carlet | 966.60 mi (1,555.59 km) |
| Opmeer to Carmona | 1,169.47 mi (1,882.08 km) |
