| Nedre Eiker to Opwijk | 649.23 mi (1,044.84 km) |
| Nedre Eiker to Ostend | 651.52 mi (1,048.52 km) |
| Nedre Eiker to Oud-Heverlee | 651.69 mi (1,048.79 km) |
| Nedre Eiker to Oud-Turnhout | 615.75 mi (990.95 km) |
| Nedre Eiker to Oudenaarde | 665.14 mi (1,070.44 km) |
| Nedre Eiker to Oudenburg | 652.92 mi (1,050.77 km) |
| Nedre Eiker to Oupeye | 648.85 mi (1,044.22 km) |
| Nedre Eiker to Overijse | 656.68 mi (1,056.82 km) |
| Nedre Eiker to Overpelt | 617.27 mi (993.40 km) |
| Nedre Eiker to Paal | 631.89 mi (1,016.93 km) |
| Nedre Eiker to Peer | 622.45 mi (1,001.74 km) |
| Nedre Eiker to Pepinster | 656.61 mi (1,056.72 km) |
| Nedre Eiker to Peruwelz | 687.10 mi (1,105.79 km) |
| Nedre Eiker to Perwez | 663.74 mi (1,068.18 km) |
| Nedre Eiker to Philippeville | 695.12 mi (1,118.68 km) |
