| Bismarck to Octeville | 4,213.03 mi (6,780.22 km) |
| Bismarck to Oignies | 4,331.74 mi (6,971.26 km) |
| Bismarck to Oissel | 4,319.50 mi (6,951.56 km) |
| Bismarck to Olivet | 4,414.83 mi (7,104.99 km) |
| Bismarck to Ollioules | 4,778.47 mi (7,690.20 km) |
| Bismarck to Olonne-sur-Mer | 4,345.73 mi (6,993.78 km) |
| Bismarck to Oloron-Sainte-Marie | 4,541.47 mi (7,308.80 km) |
| Bismarck to Onet Village | 4,603.27 mi (7,408.24 km) |
| Bismarck to Onnaing | 4,355.33 mi (7,009.23 km) |
| Bismarck to Orange | 4,692.98 mi (7,552.63 km) |
| Bismarck to Orchies | 4,339.72 mi (6,984.11 km) |
| Bismarck to Orleans | 4,413.34 mi (7,102.58 km) |
| Bismarck to Orly | 4,391.03 mi (7,066.68 km) |
| Bismarck to Ormesson-sur-Marne | 4,394.02 mi (7,071.50 km) |
| Bismarck to Orsay | 4,386.17 mi (7,058.86 km) |
