| Opava to Coin | 1,452.27 mi (2,337.20 km) |
| Opava to Colindres | 1,103.68 mi (1,776.19 km) |
| Opava to Collado-Villalba | 1,237.28 mi (1,991.22 km) |
| Opava to Colmenar Viejo | 1,226.26 mi (1,973.47 km) |
| Opava to Colmenarejo | 1,240.77 mi (1,996.83 km) |
| Opava to Conil de la Frontera | 1,523.59 mi (2,451.98 km) |
| Opava to Consuegra | 1,273.26 mi (2,049.12 km) |
| Opava to Corbera de Llobregat | 966.80 mi (1,555.92 km) |
| Opava to Cordoba | 1,393.78 mi (2,243.08 km) |
| Opava to Coria del Rio | 1,472.67 mi (2,370.04 km) |
| Opava to Crevillente | 1,224.54 mi (1,970.70 km) |
| Opava to Cuarte de Huerva | 1,070.71 mi (1,723.15 km) |
| Opava to Cubellas | 986.34 mi (1,587.36 km) |
| Opava to Cuellar | 1,217.56 mi (1,959.48 km) |
| Opava to Cuenca | 1,187.71 mi (1,911.44 km) |
