| Ozark to Orbetello | 5,178.52 mi (8,334.02 km) |
| Ozark to Oria | 5,521.45 mi (8,885.92 km) |
| Ozark to Oristano | 5,172.61 mi (8,324.51 km) |
| Ozark to Orta Nova | 5,407.74 mi (8,702.92 km) |
| Ozark to Orte | 5,225.34 mi (8,409.37 km) |
| Ozark to Ortona | 5,310.95 mi (8,547.14 km) |
| Ozark to Orvieto | 5,203.37 mi (8,374.01 km) |
| Ozark to Orzinuovi | 5,006.53 mi (8,057.23 km) |
| Ozark to Osimo | 5,226.04 mi (8,410.50 km) |
| Ozark to Ospitaletto | 5,005.84 mi (8,056.12 km) |
| Ozark to Ostuni | 5,508.95 mi (8,865.80 km) |
| Ozark to Ottaviano | 5,378.98 mi (8,656.63 km) |
| Ozark to Ovada | 4,985.35 mi (8,023.15 km) |
| Ozark to Ozieri | 5,162.60 mi (8,308.41 km) |
| Ozark to Paceco | 5,422.33 mi (8,726.39 km) |
