| Claye-Souilly to Cologno al Serio | 402.33 mi (647.49 km) |
| Claye-Souilly to Cologno Monzese | 388.79 mi (625.69 km) |
| Claye-Souilly to Colorno | 456.42 mi (734.53 km) |
| Claye-Souilly to Comacchio | 535.68 mi (862.10 km) |
| Claye-Souilly to Comiso | 1,022.01 mi (1,644.76 km) |
| Claye-Souilly to Como | 369.33 mi (594.38 km) |
| Claye-Souilly to Concordia Sagittaria | 523.39 mi (842.32 km) |
| Claye-Souilly to Concorezzo | 388.26 mi (624.85 km) |
| Claye-Souilly to Conegliano | 496.06 mi (798.33 km) |
| Claye-Souilly to Conselice | 529.74 mi (852.54 km) |
| Claye-Souilly to Conselve | 501.76 mi (807.50 km) |
| Claye-Souilly to Conversano | 892.82 mi (1,436.86 km) |
| Claye-Souilly to Copertino | 961.62 mi (1,547.57 km) |
| Claye-Souilly to Copparo | 513.67 mi (826.67 km) |
| Claye-Souilly to Corato | 856.95 mi (1,379.12 km) |
