| Spennymoor to Oswego (Illinois) | 3,830.72 mi (6,164.94 km) |
| Spennymoor to Oswego (New York) | 3,309.18 mi (5,325.62 km) |
| Spennymoor to Otsego (Minnesota) | 3,839.69 mi (6,179.39 km) |
| Spennymoor to Ottawa (Illinois) | 3,864.60 mi (6,219.47 km) |
| Spennymoor to Ottawa (Kansas) | 4,235.38 mi (6,816.19 km) |
| Spennymoor to Ottumwa (Iowa) | 4,010.12 mi (6,453.66 km) |
| Spennymoor to Overland (Missouri) | 4,054.21 mi (6,524.62 km) |
| Spennymoor to Overland Park (Kansas) | 4,199.97 mi (6,759.20 km) |
| Spennymoor to Overlea (Maryland) | 3,500.84 mi (5,634.06 km) |
| Spennymoor to Oviedo (Florida) | 4,223.04 mi (6,796.33 km) |
| Spennymoor to Owasso (Oklahoma) | 4,376.89 mi (7,043.92 km) |
| Spennymoor to Owatonna (Minnesota) | 3,884.53 mi (6,251.55 km) |
| Spennymoor to Owensboro (Kentucky) | 3,981.93 mi (6,408.30 km) |
| Spennymoor to Owings Mills (Maryland) | 3,509.12 mi (5,647.38 km) |
| Spennymoor to Owosso (Michigan) | 3,615.74 mi (5,818.97 km) |
