| Cities | Distance |
|---|---|
| Riom to Cologno al Serio | 318.30 mi (512.25 km) |
| Riom to Cologno Monzese | 298.47 mi (480.34 km) |
| Riom to Colorno | 358.71 mi (577.28 km) |
| Riom to Comacchio | 448.25 mi (721.39 km) |
| Riom to Comiso | 856.25 mi (1,378.00 km) |
| Riom to Como | 287.47 mi (462.63 km) |
| Riom to Concordia Sagittaria | 468.59 mi (754.12 km) |
| Riom to Concorezzo | 300.75 mi (484.01 km) |
| Riom to Conegliano | 441.47 mi (710.48 km) |
| Riom to Conselice | 434.82 mi (699.78 km) |
| Riom to Conselve | 425.70 mi (685.10 km) |
| Riom to Conversano | 779.33 mi (1,254.21 km) |
| Riom to Copertino | 846.32 mi (1,362.01 km) |
| Riom to Copparo | 428.41 mi (689.46 km) |
| Riom to Corato | 740.75 mi (1,192.12 km) |