| Orimattila to Oswego (Illinois) | 4,450.23 mi (7,161.95 km) |
| Orimattila to Oswego (New York) | 4,028.79 mi (6,483.72 km) |
| Orimattila to Otsego (Minnesota) | 4,362.43 mi (7,020.64 km) |
| Orimattila to Ottawa (Illinois) | 4,482.39 mi (7,213.71 km) |
| Orimattila to Ottawa (Kansas) | 4,810.09 mi (7,741.09 km) |
| Orimattila to Ottumwa (Iowa) | 4,592.36 mi (7,390.68 km) |
| Orimattila to Overland (Missouri) | 4,682.70 mi (7,536.07 km) |
| Orimattila to Overland Park (Kansas) | 4,778.42 mi (7,690.12 km) |
| Orimattila to Overlea (Maryland) | 4,265.04 mi (6,863.91 km) |
| Orimattila to Oviedo (Florida) | 5,036.76 mi (8,105.88 km) |
| Orimattila to Owasso (Oklahoma) | 4,967.15 mi (7,993.85 km) |
| Orimattila to Owatonna (Minnesota) | 4,424.74 mi (7,120.93 km) |
| Orimattila to Owensboro (Kentucky) | 4,654.86 mi (7,491.27 km) |
| Orimattila to Owings Mills (Maryland) | 4,270.19 mi (6,872.21 km) |
| Orimattila to Owosso (Michigan) | 4,264.30 mi (6,862.73 km) |
