| Menomonee Falls to Oswego (Illinois) | 101.83 mi (163.88 km) |
| Menomonee Falls to Oswego (New York) | 584.31 mi (940.36 km) |
| Menomonee Falls to Otsego (Minnesota) | 308.99 mi (497.27 km) |
| Menomonee Falls to Ottawa (Illinois) | 129.01 mi (207.63 km) |
| Menomonee Falls to Ottawa (Kansas) | 487.51 mi (784.57 km) |
| Menomonee Falls to Ottumwa (Iowa) | 264.84 mi (426.22 km) |
| Menomonee Falls to Overland (Missouri) | 329.17 mi (529.75 km) |
| Menomonee Falls to Overland Park (Kansas) | 451.19 mi (726.13 km) |
| Menomonee Falls to Overlea (Maryland) | 656.32 mi (1,056.25 km) |
| Menomonee Falls to Oviedo (Florida) | 1,072.82 mi (1,726.54 km) |
| Menomonee Falls to Owasso (Oklahoma) | 625.96 mi (1,007.39 km) |
| Menomonee Falls to Owatonna (Minnesota) | 263.64 mi (424.29 km) |
| Menomonee Falls to Owensboro (Kentucky) | 376.22 mi (605.47 km) |
| Menomonee Falls to Owings Mills (Maryland) | 641.83 mi (1,032.93 km) |
| Menomonee Falls to Owosso (Michigan) | 199.46 mi (321.00 km) |
