| Layton to Opwijk | 5,007.18 mi (8,058.28 km) |
| Layton to Ostend | 4,955.46 mi (7,975.04 km) |
| Layton to Oud-Heverlee | 5,028.60 mi (8,092.75 km) |
| Layton to Oud-Turnhout | 5,014.60 mi (8,070.21 km) |
| Layton to Oudenaarde | 4,994.76 mi (8,038.28 km) |
| Layton to Oudenburg | 4,960.01 mi (7,982.36 km) |
| Layton to Oupeye | 5,064.68 mi (8,150.82 km) |
| Layton to Overijse | 5,026.93 mi (8,090.07 km) |
| Layton to Overpelt | 5,032.68 mi (8,099.31 km) |
| Layton to Paal | 5,034.00 mi (8,101.44 km) |
| Layton to Peer | 5,037.93 mi (8,107.77 km) |
| Layton to Pepinster | 5,077.00 mi (8,170.64 km) |
| Layton to Peruwelz | 5,010.37 mi (8,063.41 km) |
| Layton to Perwez | 5,043.43 mi (8,116.61 km) |
| Layton to Philippeville | 5,056.01 mi (8,136.87 km) |
