| Rouen to Cologno al Serio | 481.83 mi (775.44 km) |
| Rouen to Cologno Monzese | 467.94 mi (753.07 km) |
| Rouen to Colorno | 535.62 mi (862.00 km) |
| Rouen to Comacchio | 615.48 mi (990.53 km) |
| Rouen to Comiso | 1,095.68 mi (1,763.33 km) |
| Rouen to Como | 448.72 mi (722.14 km) |
| Rouen to Concordia Sagittaria | 603.05 mi (970.52 km) |
| Rouen to Concorezzo | 467.54 mi (752.43 km) |
| Rouen to Conegliano | 575.78 mi (926.63 km) |
| Rouen to Conselice | 609.33 mi (980.62 km) |
| Rouen to Conselve | 581.68 mi (936.12 km) |
| Rouen to Conversano | 972.27 mi (1,564.71 km) |
| Rouen to Copertino | 1,041.04 mi (1,675.39 km) |
| Rouen to Copparo | 593.48 mi (955.12 km) |
| Rouen to Corato | 936.22 mi (1,506.70 km) |
