| West Springfield to Opwijk | 3,866.22 mi (6,222.08 km) |
| West Springfield to Ostend | 3,808.61 mi (6,129.36 km) |
| West Springfield to Oud-Heverlee | 3,889.20 mi (6,259.06 km) |
| West Springfield to Oud-Turnhout | 3,889.52 mi (6,259.58 km) |
| West Springfield to Oudenaarde | 3,845.49 mi (6,188.72 km) |
| West Springfield to Oudenburg | 3,812.91 mi (6,136.28 km) |
| West Springfield to Oupeye | 3,931.96 mi (6,327.88 km) |
| West Springfield to Overijse | 3,885.08 mi (6,252.44 km) |
| West Springfield to Overpelt | 3,909.48 mi (6,291.71 km) |
| West Springfield to Paal | 3,904.30 mi (6,283.37 km) |
| West Springfield to Peer | 3,913.15 mi (6,297.61 km) |
| West Springfield to Pepinster | 3,942.75 mi (6,345.24 km) |
| West Springfield to Peruwelz | 3,853.19 mi (6,201.11 km) |
| West Springfield to Perwez | 3,900.63 mi (6,277.46 km) |
| West Springfield to Philippeville | 3,900.88 mi (6,277.87 km) |
