| Dale City to Oswego (Illinois) | 616.54 mi (992.23 km) |
| Dale City to Oswego (New York) | 334.85 mi (538.89 km) |
| Dale City to Otsego (Minnesota) | 950.56 mi (1,529.78 km) |
| Dale City to Ottawa (Illinois) | 635.21 mi (1,022.27 km) |
| Dale City to Ottawa (Kansas) | 965.66 mi (1,554.08 km) |
| Dale City to Ottumwa (Iowa) | 815.24 mi (1,312.00 km) |
| Dale City to Overland (Missouri) | 701.92 mi (1,129.64 km) |
| Dale City to Overland Park (Kansas) | 932.94 mi (1,501.42 km) |
| Dale City to Overlea (Maryland) | 66.57 mi (107.14 km) |
| Dale City to Oviedo (Florida) | 724.49 mi (1,165.95 km) |
| Dale City to Owasso (Oklahoma) | 1,024.93 mi (1,649.46 km) |
| Dale City to Owatonna (Minnesota) | 903.51 mi (1,454.06 km) |
| Dale City to Owensboro (Kentucky) | 533.83 mi (859.12 km) |
| Dale City to Owings Mills (Maryland) | 60.61 mi (97.55 km) |
| Dale City to Owosso (Michigan) | 466.40 mi (750.60 km) |
