| Grants Pass to Opwijk | 5,254.60 mi (8,456.46 km) |
| Grants Pass to Ostend | 5,206.99 mi (8,379.84 km) |
| Grants Pass to Oud-Heverlee | 5,274.62 mi (8,488.69 km) |
| Grants Pass to Oud-Turnhout | 5,256.06 mi (8,458.81 km) |
| Grants Pass to Oudenaarde | 5,245.62 mi (8,442.01 km) |
| Grants Pass to Oudenburg | 5,211.45 mi (8,387.02 km) |
| Grants Pass to Oupeye | 5,306.91 mi (8,540.65 km) |
| Grants Pass to Overijse | 5,273.90 mi (8,487.52 km) |
| Grants Pass to Overpelt | 5,272.75 mi (8,485.67 km) |
| Grants Pass to Paal | 5,276.35 mi (8,491.46 km) |
| Grants Pass to Peer | 5,278.37 mi (8,494.72 km) |
| Grants Pass to Pepinster | 5,319.30 mi (8,560.58 km) |
| Grants Pass to Peruwelz | 5,263.46 mi (8,470.72 km) |
| Grants Pass to Perwez | 5,290.09 mi (8,513.57 km) |
| Grants Pass to Philippeville | 5,306.61 mi (8,540.17 km) |
