| Marienberg to Octeville | 657.78 mi (1,058.60 km) |
| Marienberg to Oignies | 445.67 mi (717.24 km) |
| Marienberg to Oissel | 542.44 mi (872.97 km) |
| Marienberg to Olivet | 541.59 mi (871.60 km) |
| Marienberg to Ollioules | 621.44 mi (1,000.11 km) |
| Marienberg to Olonne-sur-Mer | 736.82 mi (1,185.80 km) |
| Marienberg to Oloron-Sainte-Marie | 825.86 mi (1,329.10 km) |
| Marienberg to Onet Village | 654.88 mi (1,053.93 km) |
| Marienberg to Onnaing | 419.75 mi (675.52 km) |
| Marienberg to Orange | 593.91 mi (955.80 km) |
| Marienberg to Orchies | 434.66 mi (699.52 km) |
| Marienberg to Orleans | 540.12 mi (869.24 km) |
| Marienberg to Orly | 497.74 mi (801.04 km) |
| Marienberg to Ormesson-sur-Marne | 490.53 mi (789.43 km) |
| Marienberg to Orsay | 507.62 mi (816.93 km) |
