| Fort Drum to Oswego (Illinois) | 655.59 mi (1,055.07 km) |
| Fort Drum to Oswego (New York) | 54.39 mi (87.53 km) |
| Fort Drum to Otsego (Minnesota) | 878.84 mi (1,414.36 km) |
| Fort Drum to Ottawa (Illinois) | 686.96 mi (1,105.55 km) |
| Fort Drum to Ottawa (Kansas) | 1,075.33 mi (1,730.57 km) |
| Fort Drum to Ottumwa (Iowa) | 870.67 mi (1,401.21 km) |
| Fort Drum to Overland (Missouri) | 840.05 mi (1,351.93 km) |
| Fort Drum to Overland Park (Kansas) | 1,038.67 mi (1,671.57 km) |
| Fort Drum to Overlea (Maryland) | 325.61 mi (524.02 km) |
| Fort Drum to Oviedo (Florida) | 1,104.17 mi (1,776.99 km) |
| Fort Drum to Owasso (Oklahoma) | 1,182.12 mi (1,902.45 km) |
| Fort Drum to Owatonna (Minnesota) | 864.51 mi (1,391.30 km) |
| Fort Drum to Owensboro (Kentucky) | 733.05 mi (1,179.72 km) |
| Fort Drum to Owings Mills (Maryland) | 324.32 mi (521.94 km) |
| Fort Drum to Owosso (Michigan) | 426.44 mi (686.29 km) |
