| Gaesti to Opwijk | 1,066.11 mi (1,715.74 km) |
| Gaesti to Ostend | 1,123.73 mi (1,808.46 km) |
| Gaesti to Oud-Heverlee | 1,043.33 mi (1,679.08 km) |
| Gaesti to Oud-Turnhout | 1,039.91 mi (1,673.57 km) |
| Gaesti to Oudenaarde | 1,088.56 mi (1,751.87 km) |
| Gaesti to Oudenburg | 1,119.60 mi (1,801.83 km) |
| Gaesti to Oupeye | 999.96 mi (1,609.28 km) |
| Gaesti to Overijse | 1,048.01 mi (1,686.61 km) |
| Gaesti to Overpelt | 1,019.95 mi (1,641.46 km) |
| Gaesti to Paal | 1,026.27 mi (1,651.62 km) |
| Gaesti to Peer | 1,016.62 mi (1,636.10 km) |
| Gaesti to Pepinster | 989.87 mi (1,593.04 km) |
| Gaesti to Peruwelz | 1,083.76 mi (1,744.14 km) |
| Gaesti to Perwez | 1,033.21 mi (1,662.79 km) |
| Gaesti to Philippeville | 1,037.25 mi (1,669.29 km) |
