| Grand Junction to Opwijk | 5,009.16 mi (8,061.46 km) |
| Grand Junction to Ostend | 4,956.00 mi (7,975.90 km) |
| Grand Junction to Oud-Heverlee | 5,031.04 mi (8,096.67 km) |
| Grand Junction to Oud-Turnhout | 5,019.05 mi (8,077.38 km) |
| Grand Junction to Oudenaarde | 4,995.34 mi (8,039.23 km) |
| Grand Junction to Oudenburg | 4,960.56 mi (7,983.24 km) |
| Grand Junction to Oupeye | 5,068.51 mi (8,156.98 km) |
| Grand Junction to Overijse | 5,028.98 mi (8,093.37 km) |
| Grand Junction to Overpelt | 5,037.60 mi (8,107.24 km) |
| Grand Junction to Paal | 5,037.96 mi (8,107.82 km) |
| Grand Junction to Peer | 5,042.68 mi (8,115.41 km) |
| Grand Junction to Pepinster | 5,080.73 mi (8,176.64 km) |
| Grand Junction to Peruwelz | 5,009.92 mi (8,062.68 km) |
| Grand Junction to Perwez | 5,045.51 mi (8,119.96 km) |
| Grand Junction to Philippeville | 5,056.34 mi (8,137.40 km) |
