| Geraardsbergen to Ostend | 51.99 mi (83.67 km) |
| Geraardsbergen to Oud-Heverlee | 35.24 mi (56.71 km) |
| Geraardsbergen to Oud-Turnhout | 61.62 mi (99.17 km) |
| Geraardsbergen to Oudenaarde | 12.99 mi (20.90 km) |
| Geraardsbergen to Oudenburg | 47.44 mi (76.34 km) |
| Geraardsbergen to Oupeye | 77.78 mi (125.18 km) |
| Geraardsbergen to Overijse | 29.15 mi (46.91 km) |
| Geraardsbergen to Overpelt | 74.23 mi (119.46 km) |
| Geraardsbergen to Paal | 59.94 mi (96.47 km) |
| Geraardsbergen to Peer | 73.56 mi (118.38 km) |
| Geraardsbergen to Pepinster | 86.51 mi (139.22 km) |
| Geraardsbergen to Peruwelz | 21.27 mi (34.24 km) |
| Geraardsbergen to Perwez | 42.66 mi (68.65 km) |
| Geraardsbergen to Philippeville | 49.35 mi (79.42 km) |
| Geraardsbergen to Plombieres | 91.10 mi (146.61 km) |
