| Sassenburg to Octeville | 568.27 mi (914.54 km) |
| Sassenburg to Oignies | 357.57 mi (575.46 km) |
| Sassenburg to Oissel | 469.36 mi (755.36 km) |
| Sassenburg to Olivet | 501.97 mi (807.84 km) |
| Sassenburg to Ollioules | 684.51 mi (1,101.61 km) |
| Sassenburg to Olonne-sur-Mer | 691.51 mi (1,112.87 km) |
| Sassenburg to Oloron-Sainte-Marie | 826.54 mi (1,330.19 km) |
| Sassenburg to Onet Village | 672.12 mi (1,081.67 km) |
| Sassenburg to Onnaing | 336.54 mi (541.61 km) |
| Sassenburg to Orange | 637.21 mi (1,025.49 km) |
| Sassenburg to Orchies | 347.54 mi (559.31 km) |
| Sassenburg to Orleans | 499.86 mi (804.45 km) |
| Sassenburg to Orly | 444.97 mi (716.11 km) |
| Sassenburg to Ormesson-sur-Marne | 438.00 mi (704.89 km) |
| Sassenburg to Orsay | 454.24 mi (731.03 km) |
