| Bel Air South to Orbetello | 4,353.48 mi (7,006.26 km) |
| Bel Air South to Oria | 4,706.24 mi (7,573.96 km) |
| Bel Air South to Oristano | 4,323.16 mi (6,957.45 km) |
| Bel Air South to Orta Nova | 4,590.86 mi (7,388.28 km) |
| Bel Air South to Orte | 4,404.37 mi (7,088.14 km) |
| Bel Air South to Ortona | 4,496.21 mi (7,235.95 km) |
| Bel Air South to Orvieto | 4,383.23 mi (7,054.12 km) |
| Bel Air South to Orzinuovi | 4,198.37 mi (6,756.63 km) |
| Bel Air South to Osimo | 4,415.94 mi (7,106.77 km) |
| Bel Air South to Ospitaletto | 4,199.31 mi (6,758.14 km) |
| Bel Air South to Ostuni | 4,695.07 mi (7,555.99 km) |
| Bel Air South to Ottaviano | 4,554.55 mi (7,329.84 km) |
| Bel Air South to Ovada | 4,167.46 mi (6,706.88 km) |
| Bel Air South to Ozieri | 4,318.54 mi (6,950.02 km) |
| Bel Air South to Paceco | 4,573.88 mi (7,360.95 km) |
