| West Carrollton to Oskaloosa (Iowa) | 454.55 mi (731.52 km) |
| West Carrollton to Oswego (Illinois) | 255.15 mi (410.62 km) |
| West Carrollton to Oswego (New York) | 478.17 mi (769.55 km) |
| West Carrollton to Otsego (Minnesota) | 613.58 mi (987.47 km) |
| West Carrollton to Ottawa (Illinois) | 266.85 mi (429.46 km) |
| West Carrollton to Ottawa (Kansas) | 594.26 mi (956.37 km) |
| West Carrollton to Ottumwa (Iowa) | 439.75 mi (707.71 km) |
| West Carrollton to Overland (Missouri) | 334.24 mi (537.91 km) |
| West Carrollton to Overland Park (Kansas) | 560.28 mi (901.68 km) |
| West Carrollton to Overlea (Maryland) | 412.79 mi (664.32 km) |
| West Carrollton to Oviedo (Florida) | 780.66 mi (1,256.35 km) |
| West Carrollton to Owasso (Oklahoma) | 671.79 mi (1,081.14 km) |
| West Carrollton to Owatonna (Minnesota) | 553.19 mi (890.27 km) |
| West Carrollton to Owensboro (Kentucky) | 203.17 mi (326.97 km) |
| West Carrollton to Owings Mills (Maryland) | 397.93 mi (640.41 km) |
