| Kajaani to Oswego (Illinois) | 4,342.77 mi (6,989.02 km) |
| Kajaani to Oswego (New York) | 3,951.60 mi (6,359.48 km) |
| Kajaani to Otsego (Minnesota) | 4,233.74 mi (6,813.54 km) |
| Kajaani to Ottawa (Illinois) | 4,374.20 mi (7,039.60 km) |
| Kajaani to Ottawa (Kansas) | 4,688.68 mi (7,545.70 km) |
| Kajaani to Ottumwa (Iowa) | 4,474.70 mi (7,201.33 km) |
| Kajaani to Overland (Missouri) | 4,575.17 mi (7,363.03 km) |
| Kajaani to Overland Park (Kansas) | 4,658.15 mi (7,496.56 km) |
| Kajaani to Overlea (Maryland) | 4,197.90 mi (6,755.87 km) |
| Kajaani to Oviedo (Florida) | 4,977.80 mi (8,010.99 km) |
| Kajaani to Owasso (Oklahoma) | 4,847.92 mi (7,801.97 km) |
| Kajaani to Owatonna (Minnesota) | 4,299.24 mi (6,918.96 km) |
| Kajaani to Owensboro (Kentucky) | 4,558.76 mi (7,336.62 km) |
| Kajaani to Owings Mills (Maryland) | 4,202.10 mi (6,762.62 km) |
| Kajaani to Owosso (Michigan) | 4,165.92 mi (6,704.39 km) |
