| Holsbeek to Oignies | 83.54 mi (134.44 km) |
| Holsbeek to Oissel | 195.77 mi (315.06 km) |
| Holsbeek to Olivet | 247.15 mi (397.75 km) |
| Holsbeek to Ollioules | 539.75 mi (868.64 km) |
| Holsbeek to Olonne-sur-Mer | 424.48 mi (683.13 km) |
| Holsbeek to Oloron-Sainte-Marie | 590.10 mi (949.68 km) |
| Holsbeek to Onet Village | 463.75 mi (746.33 km) |
| Holsbeek to Onnaing | 62.90 mi (101.22 km) |
| Holsbeek to Orange | 468.35 mi (753.73 km) |
| Holsbeek to Orchies | 73.30 mi (117.96 km) |
| Holsbeek to Orleans | 244.65 mi (393.73 km) |
| Holsbeek to Orly | 183.64 mi (295.54 km) |
| Holsbeek to Ormesson-sur-Marne | 177.55 mi (285.75 km) |
| Holsbeek to Orsay | 191.61 mi (308.37 km) |
| Holsbeek to Orthez | 574.94 mi (925.28 km) |
