| Riom to Calafell | 333.33 mi (536.45 km) |
| Riom to Calahorra | 353.65 mi (569.15 km) |
| Riom to Calasparra | 583.90 mi (939.70 km) |
| Riom to Calatayud | 393.41 mi (633.14 km) |
| Riom to Caldas de Montbuy | 298.14 mi (479.81 km) |
| Riom to Caldas de Reyes | 623.70 mi (1,003.75 km) |
| Riom to Calella | 296.34 mi (476.91 km) |
| Riom to Callosa de Segura | 574.52 mi (924.60 km) |
| Riom to Calpe | 524.71 mi (844.44 km) |
| Riom to Calvia | 438.30 mi (705.38 km) |
| Riom to Camas | 752.07 mi (1,210.34 km) |
| Riom to Cambados | 634.19 mi (1,020.63 km) |
| Riom to Cambre | 590.75 mi (950.71 km) |
| Riom to Cambrils | 349.02 mi (561.69 km) |
| Riom to Campo de Criptana | 548.72 mi (883.08 km) |
