| Nova Gorica to Oswego (Illinois) | 4,716.98 mi (7,591.24 km) |
| Nova Gorica to Oswego (New York) | 4,177.14 mi (6,722.45 km) |
| Nova Gorica to Otsego (Minnesota) | 4,737.50 mi (7,624.27 km) |
| Nova Gorica to Ottawa (Illinois) | 4,750.93 mi (7,645.88 km) |
| Nova Gorica to Ottawa (Kansas) | 5,126.28 mi (8,249.95 km) |
| Nova Gorica to Ottumwa (Iowa) | 4,901.14 mi (7,887.63 km) |
| Nova Gorica to Overland (Missouri) | 4,937.20 mi (7,945.65 km) |
| Nova Gorica to Overland Park (Kansas) | 5,090.52 mi (8,192.40 km) |
| Nova Gorica to Overlea (Maryland) | 4,351.10 mi (7,002.42 km) |
| Nova Gorica to Oviedo (Florida) | 5,039.75 mi (8,110.69 km) |
| Nova Gorica to Owasso (Oklahoma) | 5,264.66 mi (8,472.65 km) |
| Nova Gorica to Owatonna (Minnesota) | 4,780.85 mi (7,694.03 km) |
| Nova Gorica to Owensboro (Kentucky) | 4,855.48 mi (7,814.14 km) |
| Nova Gorica to Owings Mills (Maryland) | 4,360.46 mi (7,017.48 km) |
| Nova Gorica to Owosso (Michigan) | 4,498.12 mi (7,239.02 km) |
