| Leopoldsburg to Oswego (Illinois) | 4,198.94 mi (6,757.54 km) |
| Leopoldsburg to Oswego (New York) | 3,667.48 mi (5,902.23 km) |
| Leopoldsburg to Otsego (Minnesota) | 4,214.68 mi (6,782.87 km) |
| Leopoldsburg to Ottawa (Illinois) | 4,232.86 mi (6,812.14 km) |
| Leopoldsburg to Ottawa (Kansas) | 4,606.24 mi (7,413.03 km) |
| Leopoldsburg to Ottumwa (Iowa) | 4,381.01 mi (7,050.56 km) |
| Leopoldsburg to Overland (Missouri) | 4,420.73 mi (7,114.48 km) |
| Leopoldsburg to Overland Park (Kansas) | 4,570.63 mi (7,355.71 km) |
| Leopoldsburg to Overlea (Maryland) | 3,850.25 mi (6,196.37 km) |
| Leopoldsburg to Oviedo (Florida) | 4,556.88 mi (7,333.59 km) |
| Leopoldsburg to Owasso (Oklahoma) | 4,746.05 mi (7,638.03 km) |
| Leopoldsburg to Owatonna (Minnesota) | 4,258.54 mi (6,853.46 km) |
| Leopoldsburg to Owensboro (Kentucky) | 4,343.50 mi (6,990.20 km) |
| Leopoldsburg to Owings Mills (Maryland) | 3,859.08 mi (6,210.59 km) |
| Leopoldsburg to Owosso (Michigan) | 3,981.80 mi (6,408.08 km) |
