| North Wantagh to Orbetello | 4,184.32 mi (6,734.02 km) |
| North Wantagh to Oria | 4,537.32 mi (7,302.11 km) |
| North Wantagh to Oristano | 4,153.56 mi (6,684.51 km) |
| North Wantagh to Orta Nova | 4,421.91 mi (7,116.38 km) |
| North Wantagh to Orte | 4,235.32 mi (6,816.09 km) |
| North Wantagh to Ortona | 4,327.36 mi (6,964.22 km) |
| North Wantagh to Orvieto | 4,214.21 mi (6,782.12 km) |
| North Wantagh to Orzinuovi | 4,029.90 mi (6,485.49 km) |
| North Wantagh to Osimo | 4,247.30 mi (6,835.37 km) |
| North Wantagh to Ospitaletto | 4,030.91 mi (6,487.12 km) |
| North Wantagh to Ostuni | 4,526.20 mi (7,284.22 km) |
| North Wantagh to Ottaviano | 4,385.36 mi (7,057.56 km) |
| North Wantagh to Ovada | 3,998.59 mi (6,435.11 km) |
| North Wantagh to Ozieri | 4,148.99 mi (6,677.15 km) |
| North Wantagh to Paceco | 4,404.28 mi (7,088.01 km) |
