| Tranent to Oswego (Illinois) | 3,746.47 mi (6,029.36 km) |
| Tranent to Oswego (New York) | 3,231.45 mi (5,200.51 km) |
| Tranent to Otsego (Minnesota) | 3,749.68 mi (6,034.52 km) |
| Tranent to Ottawa (Illinois) | 3,780.31 mi (6,083.81 km) |
| Tranent to Ottawa (Kansas) | 4,149.06 mi (6,677.26 km) |
| Tranent to Ottumwa (Iowa) | 3,923.82 mi (6,314.78 km) |
| Tranent to Overland (Missouri) | 3,971.04 mi (6,390.77 km) |
| Tranent to Overland Park (Kansas) | 4,113.80 mi (6,620.53 km) |
| Tranent to Overlea (Maryland) | 3,427.77 mi (5,516.46 km) |
| Tranent to Oviedo (Florida) | 4,156.83 mi (6,689.77 km) |
| Tranent to Owasso (Oklahoma) | 4,291.79 mi (6,906.97 km) |
| Tranent to Owatonna (Minnesota) | 3,795.54 mi (6,108.33 km) |
| Tranent to Owensboro (Kentucky) | 3,901.90 mi (6,279.50 km) |
| Tranent to Owings Mills (Maryland) | 3,435.76 mi (5,529.32 km) |
| Tranent to Owosso (Michigan) | 3,533.06 mi (5,685.91 km) |
