| Sondershausen to Octeville | 562.07 mi (904.56 km) |
| Sondershausen to Oignies | 348.32 mi (560.57 km) |
| Sondershausen to Oissel | 452.67 mi (728.50 km) |
| Sondershausen to Olivet | 468.22 mi (753.53 km) |
| Sondershausen to Ollioules | 614.91 mi (989.60 km) |
| Sondershausen to Olonne-sur-Mer | 662.25 mi (1,065.79 km) |
| Sondershausen to Oloron-Sainte-Marie | 778.03 mi (1,252.12 km) |
| Sondershausen to Onet Village | 616.48 mi (992.14 km) |
| Sondershausen to Onnaing | 323.88 mi (521.23 km) |
| Sondershausen to Orange | 572.78 mi (921.80 km) |
| Sondershausen to Orchies | 337.51 mi (543.18 km) |
| Sondershausen to Orleans | 466.40 mi (750.59 km) |
| Sondershausen to Orly | 416.98 mi (671.06 km) |
| Sondershausen to Ormesson-sur-Marne | 409.78 mi (659.47 km) |
| Sondershausen to Orsay | 426.70 mi (686.70 km) |
