| Nisko to Oswego (Illinois) | 4,814.78 mi (7,748.64 km) |
| Nisko to Oswego (New York) | 4,319.48 mi (6,951.52 km) |
| Nisko to Otsego (Minnesota) | 4,786.67 mi (7,703.40 km) |
| Nisko to Ottawa (Illinois) | 4,848.33 mi (7,802.64 km) |
| Nisko to Ottawa (Kansas) | 5,206.49 mi (8,379.03 km) |
| Nisko to Ottumwa (Iowa) | 4,982.27 mi (8,018.19 km) |
| Nisko to Overland (Missouri) | 5,042.90 mi (8,115.77 km) |
| Nisko to Overland Park (Kansas) | 5,172.20 mi (8,323.84 km) |
| Nisko to Overlea (Maryland) | 4,521.87 mi (7,277.25 km) |
| Nisko to Oviedo (Florida) | 5,252.56 mi (8,453.18 km) |
| Nisko to Owasso (Oklahoma) | 5,354.72 mi (8,617.60 km) |
| Nisko to Owatonna (Minnesota) | 4,839.20 mi (7,787.93 km) |
| Nisko to Owensboro (Kentucky) | 4,983.80 mi (8,020.64 km) |
| Nisko to Owings Mills (Maryland) | 4,529.60 mi (7,289.69 km) |
| Nisko to Owosso (Michigan) | 4,607.80 mi (7,415.53 km) |
