| Cities | Distance |
|---|---|
| Riom to Somma Lombardo | 269.54 mi (433.78 km) |
| Riom to Somma Vesuviana | 665.19 mi (1,070.51 km) |
| Riom to Sommacampagna | 375.14 mi (603.73 km) |
| Riom to Sona | 374.02 mi (601.93 km) |
| Riom to Sondrio | 324.61 mi (522.41 km) |
| Riom to Sora | 597.34 mi (961.33 km) |
| Riom to Sorbolo | 363.23 mi (584.56 km) |
| Riom to Soresina | 328.69 mi (528.97 km) |
| Riom to Sorisole | 315.22 mi (507.30 km) |
| Riom to Sorrento | 672.40 mi (1,082.12 km) |
| Riom to Sorso | 446.23 mi (718.14 km) |
| Riom to Sortino | 860.63 mi (1,385.05 km) |
| Riom to Soverato Marina | 846.62 mi (1,362.51 km) |
| Riom to Sovicille | 438.13 mi (705.11 km) |
| Riom to Spello | 512.09 mi (824.12 km) |