| Launceston to Oswego (Illinois) | 3,846.94 mi (6,191.06 km) |
| Launceston to Oswego (New York) | 3,296.21 mi (5,304.73 km) |
| Launceston to Otsego (Minnesota) | 3,889.25 mi (6,259.15 km) |
| Launceston to Ottawa (Illinois) | 3,880.89 mi (6,245.69 km) |
| Launceston to Ottawa (Kansas) | 4,261.08 mi (6,857.55 km) |
| Launceston to Ottumwa (Iowa) | 4,036.67 mi (6,496.39 km) |
| Launceston to Overland (Missouri) | 4,063.65 mi (6,539.81 km) |
| Launceston to Overland Park (Kansas) | 4,224.91 mi (6,799.33 km) |
| Launceston to Overlea (Maryland) | 3,465.92 mi (5,577.87 km) |
| Launceston to Oviedo (Florida) | 4,156.50 mi (6,689.24 km) |
| Launceston to Owasso (Oklahoma) | 4,395.14 mi (7,073.29 km) |
| Launceston to Owatonna (Minnesota) | 3,927.50 mi (6,320.70 km) |
| Launceston to Owensboro (Kentucky) | 3,976.01 mi (6,398.77 km) |
| Launceston to Owings Mills (Maryland) | 3,475.40 mi (5,593.11 km) |
| Launceston to Owosso (Michigan) | 3,624.93 mi (5,833.75 km) |
