| Isperih to Oignies | 1,207.87 mi (1,943.87 km) |
| Isperih to Oissel | 1,276.64 mi (2,054.55 km) |
| Isperih to Olivet | 1,229.07 mi (1,977.99 km) |
| Isperih to Ollioules | 1,051.00 mi (1,691.42 km) |
| Isperih to Olonne-sur-Mer | 1,400.20 mi (2,253.40 km) |
| Isperih to Oloron-Sainte-Marie | 1,370.44 mi (2,205.50 km) |
| Isperih to Onet Village | 1,200.35 mi (1,931.78 km) |
| Isperih to Onnaing | 1,180.69 mi (1,900.13 km) |
| Isperih to Orange | 1,093.05 mi (1,759.10 km) |
| Isperih to Orchies | 1,197.25 mi (1,926.78 km) |
| Isperih to Orleans | 1,228.88 mi (1,977.69 km) |
| Isperih to Orly | 1,212.71 mi (1,951.67 km) |
| Isperih to Ormesson-sur-Marne | 1,206.52 mi (1,941.71 km) |
| Isperih to Orsay | 1,221.59 mi (1,965.97 km) |
| Isperih to Orthez | 1,374.79 mi (2,212.52 km) |
