| North Bellport to Orbetello | 4,156.15 mi (6,688.68 km) |
| North Bellport to Oria | 4,509.33 mi (7,257.07 km) |
| North Bellport to Oristano | 4,124.77 mi (6,638.17 km) |
| North Bellport to Orta Nova | 4,393.91 mi (7,071.31 km) |
| North Bellport to Orte | 4,207.25 mi (6,770.91 km) |
| North Bellport to Ortona | 4,299.43 mi (6,919.27 km) |
| North Bellport to Orvieto | 4,186.17 mi (6,736.98 km) |
| North Bellport to Orzinuovi | 4,002.21 mi (6,440.94 km) |
| North Bellport to Osimo | 4,219.51 mi (6,790.65 km) |
| North Bellport to Ospitaletto | 4,003.27 mi (6,442.64 km) |
| North Bellport to Ostuni | 4,498.25 mi (7,239.24 km) |
| North Bellport to Ottaviano | 4,357.17 mi (7,012.18 km) |
| North Bellport to Ovada | 3,970.65 mi (6,390.14 km) |
| North Bellport to Ozieri | 4,120.33 mi (6,631.03 km) |
| North Bellport to Paceco | 4,375.48 mi (7,041.66 km) |
