| Billings to Opwijk | 4,645.04 mi (7,475.46 km) |
| Billings to Ostend | 4,593.77 mi (7,392.95 km) |
| Billings to Oud-Heverlee | 4,666.31 mi (7,509.70 km) |
| Billings to Oud-Turnhout | 4,651.76 mi (7,486.28 km) |
| Billings to Oudenaarde | 4,633.02 mi (7,456.13 km) |
| Billings to Oudenburg | 4,598.31 mi (7,400.26 km) |
| Billings to Oupeye | 4,701.98 mi (7,567.11 km) |
| Billings to Overijse | 4,664.75 mi (7,507.20 km) |
| Billings to Overpelt | 4,669.70 mi (7,515.16 km) |
| Billings to Paal | 4,671.28 mi (7,517.71 km) |
| Billings to Peer | 4,675.00 mi (7,523.69 km) |
| Billings to Pepinster | 4,714.32 mi (7,586.97 km) |
| Billings to Peruwelz | 4,648.94 mi (7,481.75 km) |
| Billings to Perwez | 4,681.23 mi (7,533.71 km) |
| Billings to Philippeville | 4,694.31 mi (7,554.77 km) |
