| Nowy Dwor Mazowiecki to Olympia Heights (Florida) | 5,264.19 mi (8,471.89 km) |
| Nowy Dwor Mazowiecki to Omaha (Nebraska) | 4,944.20 mi (7,956.91 km) |
| Nowy Dwor Mazowiecki to On Top of the World Designated Place (Florida) | 5,153.77 mi (8,294.19 km) |
| Nowy Dwor Mazowiecki to Onalaska (Wisconsin) | 4,651.97 mi (7,486.62 km) |
| Nowy Dwor Mazowiecki to Oneida (New York) | 4,182.61 mi (6,731.26 km) |
| Nowy Dwor Mazowiecki to Oneonta (New York) | 4,192.45 mi (6,747.09 km) |
| Nowy Dwor Mazowiecki to Ontario (California) | 5,955.57 mi (9,584.57 km) |
| Nowy Dwor Mazowiecki to Ontario (Oregon) | 5,313.18 mi (8,550.74 km) |
| Nowy Dwor Mazowiecki to Opa-locka (Florida) | 5,251.42 mi (8,451.35 km) |
| Nowy Dwor Mazowiecki to Opelika (Alabama) | 5,072.30 mi (8,163.08 km) |
| Nowy Dwor Mazowiecki to Opelousas (Louisiana) | 5,424.93 mi (8,730.58 km) |
| Nowy Dwor Mazowiecki to Orange (California) | 5,975.46 mi (9,616.57 km) |
| Nowy Dwor Mazowiecki to Orange (Texas) | 5,504.77 mi (8,859.07 km) |
| Nowy Dwor Mazowiecki to Orange City (Florida) | 5,125.77 mi (8,249.13 km) |
| Nowy Dwor Mazowiecki to Orangeburg (South Carolina) | 4,864.77 mi (7,829.08 km) |
