| Highbury to Oswego (Illinois) | 3,983.27 mi (6,410.45 km) |
| Highbury to Oswego (New York) | 3,444.58 mi (5,543.51 km) |
| Highbury to Otsego (Minnesota) | 4,009.56 mi (6,452.77 km) |
| Highbury to Ottawa (Illinois) | 4,017.22 mi (6,465.09 km) |
| Highbury to Ottawa (Kansas) | 4,393.43 mi (7,070.54 km) |
| Highbury to Ottumwa (Iowa) | 4,168.40 mi (6,708.38 km) |
| Highbury to Overland (Missouri) | 4,203.26 mi (6,764.49 km) |
| Highbury to Overland Park (Kansas) | 4,357.58 mi (7,012.84 km) |
| Highbury to Overlea (Maryland) | 3,623.22 mi (5,831.00 km) |
| Highbury to Oviedo (Florida) | 4,325.68 mi (6,961.51 km) |
| Highbury to Owasso (Oklahoma) | 4,531.07 mi (7,292.06 km) |
| Highbury to Owatonna (Minnesota) | 4,051.16 mi (6,519.71 km) |
| Highbury to Owensboro (Kentucky) | 4,122.21 mi (6,634.05 km) |
| Highbury to Owings Mills (Maryland) | 3,632.24 mi (5,845.53 km) |
| Highbury to Owosso (Michigan) | 3,764.18 mi (6,057.86 km) |
