| Seesen to Octeville | 539.17 mi (867.71 km) |
| Seesen to Oignies | 326.20 mi (524.97 km) |
| Seesen to Oissel | 435.23 mi (700.43 km) |
| Seesen to Olivet | 461.42 mi (742.58 km) |
| Seesen to Ollioules | 637.41 mi (1,025.81 km) |
| Seesen to Olonne-sur-Mer | 652.90 mi (1,050.74 km) |
| Seesen to Oloron-Sainte-Marie | 782.07 mi (1,258.61 km) |
| Seesen to Onet Village | 626.03 mi (1,007.50 km) |
| Seesen to Onnaing | 303.49 mi (488.42 km) |
| Seesen to Orange | 590.07 mi (949.63 km) |
| Seesen to Orchies | 315.75 mi (508.15 km) |
| Seesen to Orleans | 459.40 mi (739.34 km) |
| Seesen to Orly | 406.27 mi (653.83 km) |
| Seesen to Ormesson-sur-Marne | 399.19 mi (642.43 km) |
| Seesen to Orsay | 415.74 mi (669.07 km) |
