| Olathe to Opwijk | 4,542.12 mi (7,309.83 km) |
| Olathe to Ostend | 4,486.14 mi (7,219.74 km) |
| Olathe to Oud-Heverlee | 4,564.82 mi (7,346.37 km) |
| Olathe to Oud-Turnhout | 4,558.24 mi (7,335.78 km) |
| Olathe to Oudenaarde | 4,524.96 mi (7,282.22 km) |
| Olathe to Oudenburg | 4,490.65 mi (7,227.00 km) |
| Olathe to Oupeye | 4,605.25 mi (7,411.44 km) |
| Olathe to Overijse | 4,561.80 mi (7,341.51 km) |
| Olathe to Overpelt | 4,577.71 mi (7,367.12 km) |
| Olathe to Paal | 4,575.56 mi (7,363.66 km) |
| Olathe to Peer | 4,582.23 mi (7,374.38 km) |
| Olathe to Pepinster | 4,617.00 mi (7,430.35 km) |
| Olathe to Peruwelz | 4,536.63 mi (7,301.00 km) |
| Olathe to Perwez | 4,578.13 mi (7,367.78 km) |
| Olathe to Philippeville | 4,584.31 mi (7,377.74 km) |
