| Korydallos to Opwijk | 1,306.18 mi (2,102.09 km) |
| Korydallos to Ostend | 1,361.37 mi (2,190.91 km) |
| Korydallos to Oud-Heverlee | 1,283.73 mi (2,065.96 km) |
| Korydallos to Oud-Turnhout | 1,293.03 mi (2,080.93 km) |
| Korydallos to Oudenaarde | 1,322.31 mi (2,128.05 km) |
| Korydallos to Oudenburg | 1,356.83 mi (2,183.61 km) |
| Korydallos to Oupeye | 1,244.53 mi (2,002.87 km) |
| Korydallos to Overijse | 1,286.38 mi (2,070.23 km) |
| Korydallos to Overpelt | 1,274.06 mi (2,050.40 km) |
| Korydallos to Paal | 1,274.75 mi (2,051.52 km) |
| Korydallos to Peer | 1,269.19 mi (2,042.56 km) |
| Korydallos to Pepinster | 1,232.51 mi (1,983.53 km) |
| Korydallos to Peruwelz | 1,310.01 mi (2,108.26 km) |
| Korydallos to Perwez | 1,269.94 mi (2,043.77 km) |
| Korydallos to Philippeville | 1,262.46 mi (2,031.74 km) |
