| Barsinghausen to Opwijk | 245.09 mi (394.44 km) |
| Barsinghausen to Ostend | 290.13 mi (466.92 km) |
| Barsinghausen to Oud-Heverlee | 230.21 mi (370.48 km) |
| Barsinghausen to Oud-Turnhout | 203.76 mi (327.92 km) |
| Barsinghausen to Oudenaarde | 271.59 mi (437.08 km) |
| Barsinghausen to Oudenburg | 287.70 mi (463.01 km) |
| Barsinghausen to Oupeye | 198.30 mi (319.14 km) |
| Barsinghausen to Overijse | 236.97 mi (381.37 km) |
| Barsinghausen to Overpelt | 189.22 mi (304.52 km) |
| Barsinghausen to Paal | 204.09 mi (328.46 km) |
| Barsinghausen to Peer | 190.30 mi (306.26 km) |
| Barsinghausen to Pepinster | 198.09 mi (318.80 km) |
| Barsinghausen to Peruwelz | 282.36 mi (454.41 km) |
| Barsinghausen to Perwez | 231.78 mi (373.02 km) |
| Barsinghausen to Philippeville | 257.85 mi (414.96 km) |
