| Keratsini to Opwijk | 1,305.88 mi (2,101.60 km) |
| Keratsini to Ostend | 1,361.04 mi (2,190.39 km) |
| Keratsini to Oud-Heverlee | 1,283.44 mi (2,065.49 km) |
| Keratsini to Oud-Turnhout | 1,292.80 mi (2,080.56 km) |
| Keratsini to Oudenaarde | 1,321.97 mi (2,127.51 km) |
| Keratsini to Oudenburg | 1,356.51 mi (2,183.09 km) |
| Keratsini to Oupeye | 1,244.27 mi (2,002.45 km) |
| Keratsini to Overijse | 1,286.08 mi (2,069.75 km) |
| Keratsini to Overpelt | 1,273.84 mi (2,050.05 km) |
| Keratsini to Paal | 1,274.50 mi (2,051.12 km) |
| Keratsini to Peer | 1,268.96 mi (2,042.20 km) |
| Keratsini to Pepinster | 1,232.24 mi (1,983.10 km) |
| Keratsini to Peruwelz | 1,309.65 mi (2,107.67 km) |
| Keratsini to Perwez | 1,269.64 mi (2,043.28 km) |
| Keratsini to Philippeville | 1,262.11 mi (2,031.17 km) |
