| Opalenica to Cervello | 1,013.58 mi (1,631.20 km) |
| Opalenica to Cervera | 1,020.76 mi (1,642.75 km) |
| Opalenica to Ceuti | 1,299.87 mi (2,091.94 km) |
| Opalenica to Cheste | 1,202.98 mi (1,936.01 km) |
| Opalenica to Chiclana de la Frontera | 1,552.09 mi (2,497.85 km) |
| Opalenica to Chipiona | 1,544.65 mi (2,485.87 km) |
| Opalenica to Chiva | 1,204.57 mi (1,938.57 km) |
| Opalenica to Churriana de la Vega | 1,428.10 mi (2,298.31 km) |
| Opalenica to Ciempozuelos | 1,265.54 mi (2,036.69 km) |
| Opalenica to Cieza | 1,295.46 mi (2,084.84 km) |
| Opalenica to Cisterniga | 1,231.49 mi (1,981.89 km) |
| Opalenica to Ciudad de Melilla | 1,511.94 mi (2,433.23 km) |
| Opalenica to Ciudad Real | 1,337.42 mi (2,152.37 km) |
| Opalenica to Ciudad-Rodrigo | 1,349.85 mi (2,172.38 km) |
| Opalenica to Cocentaina | 1,236.31 mi (1,989.65 km) |
