| Chaudfontaine to Ostend | 126.30 mi (203.26 km) |
| Chaudfontaine to Oud-Heverlee | 45.68 mi (73.52 km) |
| Chaudfontaine to Oud-Turnhout | 58.04 mi (93.40 km) |
| Chaudfontaine to Oudenaarde | 90.84 mi (146.19 km) |
| Chaudfontaine to Oudenburg | 122.04 mi (196.40 km) |
| Chaudfontaine to Oupeye | 8.65 mi (13.92 km) |
| Chaudfontaine to Overijse | 50.10 mi (80.63 km) |
| Chaudfontaine to Overpelt | 44.77 mi (72.05 km) |
| Chaudfontaine to Paal | 37.37 mi (60.14 km) |
| Chaudfontaine to Peer | 38.77 mi (62.39 km) |
| Chaudfontaine to Pepinster | 8.13 mi (13.08 km) |
| Chaudfontaine to Peruwelz | 90.11 mi (145.02 km) |
| Chaudfontaine to Perwez | 35.99 mi (57.93 km) |
| Chaudfontaine to Philippeville | 54.57 mi (87.83 km) |
| Chaudfontaine to Plombieres | 17.32 mi (27.87 km) |
