| Westhoughton to Oswego (Illinois) | 3,830.15 mi (6,164.04 km) |
| Westhoughton to Oswego (New York) | 3,299.62 mi (5,310.23 km) |
| Westhoughton to Otsego (Minnesota) | 3,848.89 mi (6,194.19 km) |
| Westhoughton to Ottawa (Illinois) | 3,864.08 mi (6,218.64 km) |
| Westhoughton to Ottawa (Kansas) | 4,237.92 mi (6,820.27 km) |
| Westhoughton to Ottumwa (Iowa) | 4,012.72 mi (6,457.85 km) |
| Westhoughton to Overland (Missouri) | 4,051.86 mi (6,520.84 km) |
| Westhoughton to Overland Park (Kansas) | 4,202.25 mi (6,762.87 km) |
| Westhoughton to Overlea (Maryland) | 3,485.16 mi (5,608.82 km) |
| Westhoughton to Oviedo (Florida) | 4,198.93 mi (6,757.53 km) |
| Westhoughton to Owasso (Oklahoma) | 4,377.36 mi (7,044.68 km) |
| Westhoughton to Owatonna (Minnesota) | 3,891.83 mi (6,263.30 km) |
| Westhoughton to Owensboro (Kentucky) | 3,975.06 mi (6,397.25 km) |
| Westhoughton to Owings Mills (Maryland) | 3,493.79 mi (5,622.71 km) |
| Westhoughton to Owosso (Michigan) | 3,612.92 mi (5,814.44 km) |
