| Bad Homburg to Opwijk | 200.51 mi (322.69 km) |
| Bad Homburg to Ostend | 258.00 mi (415.22 km) |
| Bad Homburg to Oud-Heverlee | 177.92 mi (286.34 km) |
| Bad Homburg to Oud-Turnhout | 175.35 mi (282.20 km) |
| Bad Homburg to Oudenaarde | 223.86 mi (360.27 km) |
| Bad Homburg to Oudenburg | 253.93 mi (408.67 km) |
| Bad Homburg to Oupeye | 134.41 mi (216.31 km) |
| Bad Homburg to Overijse | 182.94 mi (294.41 km) |
| Bad Homburg to Overpelt | 155.44 mi (250.16 km) |
| Bad Homburg to Paal | 160.58 mi (258.44 km) |
| Bad Homburg to Peer | 151.60 mi (243.97 km) |
| Bad Homburg to Pepinster | 124.96 mi (201.10 km) |
| Bad Homburg to Peruwelz | 222.03 mi (357.32 km) |
| Bad Homburg to Perwez | 168.97 mi (271.93 km) |
| Bad Homburg to Philippeville | 179.07 mi (288.19 km) |
