| Naantali to Oswego (Illinois) | 4,368.53 mi (7,030.47 km) |
| Naantali to Oswego (New York) | 3,935.29 mi (6,333.23 km) |
| Naantali to Otsego (Minnesota) | 4,290.89 mi (6,905.52 km) |
| Naantali to Ottawa (Illinois) | 4,400.98 mi (7,082.70 km) |
| Naantali to Ottawa (Kansas) | 4,734.41 mi (7,619.30 km) |
| Naantali to Ottumwa (Iowa) | 4,515.15 mi (7,266.43 km) |
| Naantali to Overland (Missouri) | 4,600.76 mi (7,404.20 km) |
| Naantali to Overland Park (Kansas) | 4,702.23 mi (7,567.50 km) |
| Naantali to Overlea (Maryland) | 4,167.62 mi (6,707.13 km) |
| Naantali to Oviedo (Florida) | 4,935.82 mi (7,943.44 km) |
| Naantali to Owasso (Oklahoma) | 4,890.24 mi (7,870.08 km) |
| Naantali to Owatonna (Minnesota) | 4,351.53 mi (7,003.11 km) |
| Naantali to Owensboro (Kentucky) | 4,568.05 mi (7,351.56 km) |
| Naantali to Owings Mills (Maryland) | 4,173.11 mi (6,715.97 km) |
| Naantali to Owosso (Michigan) | 4,178.91 mi (6,725.31 km) |
