| Billerbeck to Opwijk | 151.07 mi (243.13 km) |
| Billerbeck to Ostend | 194.83 mi (313.54 km) |
| Billerbeck to Oud-Heverlee | 138.19 mi (222.40 km) |
| Billerbeck to Oud-Turnhout | 109.16 mi (175.68 km) |
| Billerbeck to Oudenaarde | 177.28 mi (285.31 km) |
| Billerbeck to Oudenburg | 192.40 mi (309.63 km) |
| Billerbeck to Oupeye | 113.10 mi (182.02 km) |
| Billerbeck to Overijse | 144.94 mi (233.25 km) |
| Billerbeck to Overpelt | 96.30 mi (154.98 km) |
| Billerbeck to Paal | 112.00 mi (180.25 km) |
| Billerbeck to Peer | 98.37 mi (158.31 km) |
| Billerbeck to Pepinster | 116.65 mi (187.73 km) |
| Billerbeck to Peruwelz | 189.65 mi (305.21 km) |
| Billerbeck to Perwez | 142.27 mi (228.95 km) |
| Billerbeck to Philippeville | 171.16 mi (275.45 km) |
