| Cayirli to Octeville | 2,124.79 mi (3,419.52 km) |
| Cayirli to Oignies | 1,925.30 mi (3,098.46 km) |
| Cayirli to Oissel | 2,001.11 mi (3,220.47 km) |
| Cayirli to Olivet | 1,958.37 mi (3,151.69 km) |
| Cayirli to Ollioules | 1,772.45 mi (2,852.48 km) |
| Cayirli to Olonne-sur-Mer | 2,131.27 mi (3,429.94 km) |
| Cayirli to Oloron-Sainte-Marie | 2,095.42 mi (3,372.25 km) |
| Cayirli to Onet Village | 1,928.44 mi (3,103.52 km) |
| Cayirli to Onnaing | 1,898.16 mi (3,054.79 km) |
| Cayirli to Orange | 1,819.87 mi (2,928.80 km) |
| Cayirli to Orchies | 1,914.44 mi (3,081.00 km) |
| Cayirli to Orleans | 1,958.08 mi (3,151.23 km) |
| Cayirli to Orly | 1,939.24 mi (3,120.91 km) |
| Cayirli to Ormesson-sur-Marne | 1,932.86 mi (3,110.63 km) |
| Cayirli to Orsay | 1,948.35 mi (3,135.56 km) |
