| Romainville to Opwijk | 163.56 mi (263.22 km) |
| Romainville to Ostend | 163.22 mi (262.68 km) |
| Romainville to Oud-Heverlee | 167.38 mi (269.37 km) |
| Romainville to Oud-Turnhout | 202.47 mi (325.85 km) |
| Romainville to Oudenaarde | 145.40 mi (234.00 km) |
| Romainville to Oudenburg | 160.83 mi (258.83 km) |
| Romainville to Oupeye | 190.65 mi (306.83 km) |
| Romainville to Overijse | 161.12 mi (259.30 km) |
| Romainville to Overpelt | 208.47 mi (335.51 km) |
| Romainville to Paal | 192.28 mi (309.44 km) |
| Romainville to Peer | 205.17 mi (330.19 km) |
| Romainville to Pepinster | 190.58 mi (306.70 km) |
| Romainville to Peruwelz | 123.93 mi (199.44 km) |
| Romainville to Perwez | 160.43 mi (258.18 km) |
| Romainville to Philippeville | 131.36 mi (211.41 km) |
