| Cities | Distance |
|---|---|
| Forest to Ostend | 67.41 mi (108.48 km) |
| Forest to Oud-Heverlee | 14.99 mi (24.13 km) |
| Forest to Oud-Turnhout | 45.04 mi (72.48 km) |
| Forest to Oudenaarde | 31.73 mi (51.06 km) |
| Forest to Oudenburg | 63.03 mi (101.43 km) |
| Forest to Oupeye | 58.07 mi (93.46 km) |
| Forest to Overijse | 9.34 mi (15.03 km) |
| Forest to Overpelt | 55.05 mi (88.60 km) |
| Forest to Paal | 40.10 mi (64.54 km) |
| Forest to Peer | 53.85 mi (86.67 km) |
| Forest to Pepinster | 67.49 mi (108.61 km) |
| Forest to Peruwelz | 38.39 mi (61.78 km) |
| Forest to Perwez | 25.11 mi (40.41 km) |
| Forest to Philippeville | 43.50 mi (70.01 km) |
| Forest to Plombieres | 71.23 mi (114.63 km) |