| Leno to Oswego (Illinois) | 4,609.90 mi (7,418.91 km) |
| Leno to Oswego (New York) | 4,059.83 mi (6,533.66 km) |
| Leno to Otsego (Minnesota) | 4,643.99 mi (7,473.78 km) |
| Leno to Ottawa (Illinois) | 4,643.85 mi (7,473.55 km) |
| Leno to Ottawa (Kansas) | 5,022.79 mi (8,083.40 km) |
| Leno to Ottumwa (Iowa) | 4,798.08 mi (7,721.76 km) |
| Leno to Overland (Missouri) | 4,827.33 mi (7,768.83 km) |
| Leno to Overland Park (Kansas) | 4,986.73 mi (8,025.37 km) |
| Leno to Overlea (Maryland) | 4,225.99 mi (6,801.07 km) |
| Leno to Oviedo (Florida) | 4,903.00 mi (7,890.61 km) |
| Leno to Owasso (Oklahoma) | 5,158.07 mi (8,301.12 km) |
| Leno to Owatonna (Minnesota) | 4,684.56 mi (7,539.08 km) |
| Leno to Owensboro (Kentucky) | 4,739.85 mi (7,628.05 km) |
| Leno to Owings Mills (Maryland) | 4,235.73 mi (6,816.75 km) |
| Leno to Owosso (Michigan) | 4,388.49 mi (7,062.60 km) |
