| Dix Hills to Oswego (Illinois) | 780.65 mi (1,256.33 km) |
| Dix Hills to Oswego (New York) | 244.40 mi (393.33 km) |
| Dix Hills to Otsego (Minnesota) | 1,066.44 mi (1,716.27 km) |
| Dix Hills to Ottawa (Illinois) | 806.51 mi (1,297.96 km) |
| Dix Hills to Ottawa (Kansas) | 1,172.36 mi (1,886.73 km) |
| Dix Hills to Ottumwa (Iowa) | 994.45 mi (1,600.42 km) |
| Dix Hills to Overland (Missouri) | 914.87 mi (1,472.34 km) |
| Dix Hills to Overland Park (Kansas) | 1,137.42 mi (1,830.49 km) |
| Dix Hills to Overlea (Maryland) | 195.29 mi (314.29 km) |
| Dix Hills to Oviedo (Florida) | 949.18 mi (1,527.56 km) |
| Dix Hills to Owasso (Oklahoma) | 1,251.08 mi (2,013.42 km) |
| Dix Hills to Owatonna (Minnesota) | 1,036.63 mi (1,668.30 km) |
| Dix Hills to Owensboro (Kentucky) | 765.49 mi (1,231.93 km) |
| Dix Hills to Owings Mills (Maryland) | 206.28 mi (331.97 km) |
| Dix Hills to Owosso (Michigan) | 577.14 mi (928.82 km) |
