| Diyadin to Octeville | 2,297.61 mi (3,697.64 km) |
| Diyadin to Oignies | 2,094.80 mi (3,371.25 km) |
| Diyadin to Oissel | 2,174.57 mi (3,499.64 km) |
| Diyadin to Olivet | 2,136.10 mi (3,437.71 km) |
| Diyadin to Ollioules | 1,961.32 mi (3,156.44 km) |
| Diyadin to Olonne-sur-Mer | 2,312.24 mi (3,721.18 km) |
| Diyadin to Oloron-Sainte-Marie | 2,283.25 mi (3,674.54 km) |
| Diyadin to Onet Village | 2,114.61 mi (3,403.14 km) |
| Diyadin to Onnaing | 2,067.78 mi (3,327.77 km) |
| Diyadin to Orange | 2,006.74 mi (3,229.54 km) |
| Diyadin to Orchies | 2,083.86 mi (3,353.65 km) |
| Diyadin to Orleans | 2,135.70 mi (3,437.08 km) |
| Diyadin to Orly | 2,114.38 mi (3,402.77 km) |
| Diyadin to Ormesson-sur-Marne | 2,107.86 mi (3,392.27 km) |
| Diyadin to Orsay | 2,123.65 mi (3,417.68 km) |
