| Crestwood to Opwijk | 4,392.75 mi (7,069.45 km) |
| Crestwood to Ostend | 4,336.11 mi (6,978.30 km) |
| Crestwood to Oud-Heverlee | 4,415.62 mi (7,106.25 km) |
| Crestwood to Oud-Turnhout | 4,410.92 mi (7,098.68 km) |
| Crestwood to Oudenaarde | 4,374.55 mi (7,040.15 km) |
| Crestwood to Oudenburg | 4,340.58 mi (6,985.49 km) |
| Crestwood to Oupeye | 4,456.84 mi (7,172.59 km) |
| Crestwood to Overijse | 4,412.28 mi (7,100.88 km) |
| Crestwood to Overpelt | 4,430.60 mi (7,130.36 km) |
| Crestwood to Paal | 4,427.60 mi (7,125.54 km) |
| Crestwood to Peer | 4,434.89 mi (7,137.27 km) |
| Crestwood to Pepinster | 4,468.37 mi (7,191.14 km) |
| Crestwood to Peruwelz | 4,385.16 mi (7,057.23 km) |
| Crestwood to Perwez | 4,428.45 mi (7,126.90 km) |
| Crestwood to Philippeville | 4,433.02 mi (7,134.25 km) |
