| Landquart to Oswego (Illinois) | 4,519.15 mi (7,272.88 km) |
| Landquart to Oswego (New York) | 3,975.00 mi (6,397.14 km) |
| Landquart to Otsego (Minnesota) | 4,546.68 mi (7,317.17 km) |
| Landquart to Ottawa (Illinois) | 4,553.11 mi (7,327.52 km) |
| Landquart to Ottawa (Kansas) | 4,930.23 mi (7,934.45 km) |
| Landquart to Ottumwa (Iowa) | 4,705.27 mi (7,572.40 km) |
| Landquart to Overland (Missouri) | 4,738.15 mi (7,625.32 km) |
| Landquart to Overland Park (Kansas) | 4,894.32 mi (7,876.65 km) |
| Landquart to Overlea (Maryland) | 4,146.50 mi (6,673.14 km) |
| Landquart to Oviedo (Florida) | 4,833.00 mi (7,777.97 km) |
| Landquart to Owasso (Oklahoma) | 5,067.15 mi (8,154.79 km) |
| Landquart to Owatonna (Minnesota) | 4,588.49 mi (7,384.46 km) |
| Landquart to Owensboro (Kentucky) | 4,654.06 mi (7,489.99 km) |
| Landquart to Owings Mills (Maryland) | 4,155.96 mi (6,688.37 km) |
| Landquart to Owosso (Michigan) | 4,299.11 mi (6,918.75 km) |
