| Kew Green to Opwijk | 194.55 mi (313.10 km) |
| Kew Green to Ostend | 137.21 mi (220.83 km) |
| Kew Green to Oud-Heverlee | 217.22 mi (349.59 km) |
| Kew Green to Oud-Turnhout | 224.82 mi (361.82 km) |
| Kew Green to Oudenaarde | 172.15 mi (277.05 km) |
| Kew Green to Oudenburg | 141.18 mi (227.21 km) |
| Kew Green to Oupeye | 260.68 mi (419.52 km) |
| Kew Green to Overijse | 212.52 mi (342.01 km) |
| Kew Green to Overpelt | 244.23 mi (393.04 km) |
| Kew Green to Paal | 235.66 mi (379.25 km) |
| Kew Green to Peer | 246.61 mi (396.88 km) |
| Kew Green to Pepinster | 270.65 mi (435.58 km) |
| Kew Green to Peruwelz | 179.69 mi (289.19 km) |
| Kew Green to Perwez | 227.51 mi (366.15 km) |
| Kew Green to Philippeville | 227.56 mi (366.22 km) |
