| Plonsk to Cervello | 1,158.40 mi (1,864.26 km) |
| Plonsk to Cervera | 1,168.63 mi (1,880.73 km) |
| Plonsk to Ceuti | 1,444.21 mi (2,324.23 km) |
| Plonsk to Cheste | 1,349.58 mi (2,171.94 km) |
| Plonsk to Chiclana de la Frontera | 1,704.10 mi (2,742.48 km) |
| Plonsk to Chipiona | 1,697.83 mi (2,732.40 km) |
| Plonsk to Chiva | 1,351.24 mi (2,174.61 km) |
| Plonsk to Churriana de la Vega | 1,576.26 mi (2,536.74 km) |
| Plonsk to Ciempozuelos | 1,420.75 mi (2,286.48 km) |
| Plonsk to Cieza | 1,440.64 mi (2,318.48 km) |
| Plonsk to Cisterniga | 1,391.73 mi (2,239.77 km) |
| Plonsk to Ciudad de Melilla | 1,653.94 mi (2,661.75 km) |
| Plonsk to Ciudad Real | 1,490.46 mi (2,398.67 km) |
| Plonsk to Ciudad-Rodrigo | 1,510.66 mi (2,431.17 km) |
| Plonsk to Cocentaina | 1,380.10 mi (2,221.06 km) |
