| Geertruidenberg to Opwijk | 58.45 mi (94.07 km) |
| Geertruidenberg to Ostend | 89.67 mi (144.31 km) |
| Geertruidenberg to Oud-Heverlee | 60.46 mi (97.29 km) |
| Geertruidenberg to Oud-Turnhout | 27.02 mi (43.49 km) |
| Geertruidenberg to Oudenaarde | 80.05 mi (128.83 km) |
| Geertruidenberg to Oudenburg | 87.64 mi (141.04 km) |
| Geertruidenberg to Oupeye | 76.47 mi (123.07 km) |
| Geertruidenberg to Overijse | 64.88 mi (104.42 km) |
| Geertruidenberg to Overpelt | 41.14 mi (66.21 km) |
| Geertruidenberg to Paal | 47.63 mi (76.65 km) |
| Geertruidenberg to Peer | 46.83 mi (75.37 km) |
| Geertruidenberg to Pepinster | 88.64 mi (142.65 km) |
| Geertruidenberg to Peruwelz | 98.71 mi (158.86 km) |
| Geertruidenberg to Perwez | 74.36 mi (119.67 km) |
| Geertruidenberg to Philippeville | 104.51 mi (168.19 km) |
