| Wath upon Dearne to Oswego (Illinois) | 3,875.57 mi (6,237.13 km) |
| Wath upon Dearne to Oswego (New York) | 3,346.63 mi (5,385.89 km) |
| Wath upon Dearne to Otsego (Minnesota) | 3,892.03 mi (6,263.61 km) |
| Wath upon Dearne to Ottawa (Illinois) | 3,909.49 mi (6,291.72 km) |
| Wath upon Dearne to Ottawa (Kansas) | 4,282.70 mi (6,892.34 km) |
| Wath upon Dearne to Ottumwa (Iowa) | 4,057.47 mi (6,529.87 km) |
| Wath upon Dearne to Overland (Missouri) | 4,097.65 mi (6,594.53 km) |
| Wath upon Dearne to Overland Park (Kansas) | 4,247.09 mi (6,835.02 km) |
| Wath upon Dearne to Overlea (Maryland) | 3,533.01 mi (5,685.83 km) |
| Wath upon Dearne to Oviedo (Florida) | 4,247.57 mi (6,835.80 km) |
| Wath upon Dearne to Owasso (Oklahoma) | 4,422.60 mi (7,117.48 km) |
| Wath upon Dearne to Owatonna (Minnesota) | 3,935.46 mi (6,333.51 km) |
| Wath upon Dearne to Owensboro (Kentucky) | 4,021.67 mi (6,472.26 km) |
| Wath upon Dearne to Owings Mills (Maryland) | 3,541.60 mi (5,699.66 km) |
| Wath upon Dearne to Owosso (Michigan) | 3,658.78 mi (5,888.24 km) |
