| Maastricht to Octeville | 334.46 mi (538.25 km) |
| Maastricht to Oignies | 120.70 mi (194.25 km) |
| Maastricht to Oissel | 228.60 mi (367.89 km) |
| Maastricht to Olivet | 267.41 mi (430.36 km) |
| Maastricht to Ollioules | 532.81 mi (857.47 km) |
| Maastricht to Olonne-sur-Mer | 451.80 mi (727.10 km) |
| Maastricht to Oloron-Sainte-Marie | 605.76 mi (974.88 km) |
| Maastricht to Onet Village | 470.47 mi (757.14 km) |
| Maastricht to Onnaing | 96.82 mi (155.82 km) |
| Maastricht to Orange | 465.51 mi (749.17 km) |
| Maastricht to Orchies | 109.92 mi (176.90 km) |
| Maastricht to Orleans | 265.08 mi (426.60 km) |
| Maastricht to Orly | 206.63 mi (332.54 km) |
| Maastricht to Ormesson-sur-Marne | 199.96 mi (321.81 km) |
| Maastricht to Orsay | 215.45 mi (346.73 km) |
