| Soure to Oswego (Illinois) | 4,006.63 mi (6,448.04 km) |
| Soure to Oswego (New York) | 3,407.35 mi (5,483.61 km) |
| Soure to Otsego (Minnesota) | 4,126.47 mi (6,640.91 km) |
| Soure to Ottawa (Illinois) | 4,039.53 mi (6,500.99 km) |
| Soure to Ottawa (Kansas) | 4,429.77 mi (7,129.03 km) |
| Soure to Ottumwa (Iowa) | 4,214.59 mi (6,782.73 km) |
| Soure to Overland (Missouri) | 4,199.50 mi (6,758.44 km) |
| Soure to Overland Park (Kansas) | 4,392.90 mi (7,069.69 km) |
| Soure to Overlea (Maryland) | 3,515.61 mi (5,657.83 km) |
| Soure to Oviedo (Florida) | 4,099.86 mi (6,598.08 km) |
| Soure to Owasso (Oklahoma) | 4,541.71 mi (7,309.18 km) |
| Soure to Owatonna (Minnesota) | 4,147.98 mi (6,675.53 km) |
| Soure to Owensboro (Kentucky) | 4,077.49 mi (6,562.08 km) |
| Soure to Owings Mills (Maryland) | 3,527.65 mi (5,677.20 km) |
| Soure to Owosso (Michigan) | 3,775.91 mi (6,076.74 km) |
