| Houilles to Cologno al Serio | 420.90 mi (677.37 km) |
| Houilles to Cologno Monzese | 406.84 mi (654.75 km) |
| Houilles to Colorno | 474.53 mi (763.69 km) |
| Houilles to Comacchio | 554.84 mi (892.93 km) |
| Houilles to Comiso | 1,035.81 mi (1,666.98 km) |
| Houilles to Como | 387.72 mi (623.97 km) |
| Houilles to Concordia Sagittaria | 544.12 mi (875.67 km) |
| Houilles to Concorezzo | 406.49 mi (654.18 km) |
| Houilles to Conegliano | 516.69 mi (831.53 km) |
| Houilles to Conselice | 548.43 mi (882.62 km) |
| Houilles to Conselve | 521.39 mi (839.10 km) |
| Houilles to Conversano | 911.25 mi (1,466.52 km) |
| Houilles to Copertino | 980.02 mi (1,577.19 km) |
| Houilles to Copparo | 532.86 mi (857.55 km) |
| Houilles to Corato | 875.13 mi (1,408.39 km) |
