| Cities | Distance |
|---|---|
| Riom to Opwijk | 353.93 mi (569.59 km) |
| Riom to Ostend | 368.52 mi (593.08 km) |
| Riom to Oud-Heverlee | 348.66 mi (561.11 km) |
| Riom to Oud-Turnhout | 384.29 mi (618.45 km) |
| Riom to Oudenaarde | 343.18 mi (552.30 km) |
| Riom to Oudenburg | 365.52 mi (588.25 km) |
| Riom to Oupeye | 352.36 mi (567.06 km) |
| Riom to Overijse | 344.07 mi (553.73 km) |
| Riom to Overpelt | 382.54 mi (615.63 km) |
| Riom to Paal | 367.80 mi (591.92 km) |
| Riom to Peer | 377.47 mi (607.48 km) |
| Riom to Pepinster | 345.98 mi (556.80 km) |
| Riom to Peruwelz | 320.16 mi (515.24 km) |
| Riom to Perwez | 336.07 mi (540.86 km) |
| Riom to Philippeville | 304.85 mi (490.60 km) |