| Durham to Oswego (Illinois) | 3,829.09 mi (6,162.32 km) |
| Durham to Oswego (New York) | 3,308.09 mi (5,323.86 km) |
| Durham to Otsego (Minnesota) | 3,837.51 mi (6,175.88 km) |
| Durham to Ottawa (Illinois) | 3,862.97 mi (6,216.84 km) |
| Durham to Ottawa (Kansas) | 4,233.57 mi (6,813.27 km) |
| Durham to Ottumwa (Iowa) | 4,008.31 mi (6,450.75 km) |
| Durham to Overland (Missouri) | 4,052.68 mi (6,522.16 km) |
| Durham to Overland Park (Kansas) | 4,198.17 mi (6,756.30 km) |
| Durham to Overlea (Maryland) | 3,500.11 mi (5,632.88 km) |
| Durham to Oviedo (Florida) | 4,222.81 mi (6,795.96 km) |
| Durham to Owasso (Oklahoma) | 4,375.19 mi (7,041.19 km) |
| Durham to Owatonna (Minnesota) | 3,882.46 mi (6,248.21 km) |
| Durham to Owensboro (Kentucky) | 3,980.67 mi (6,406.26 km) |
| Durham to Owings Mills (Maryland) | 3,508.37 mi (5,646.17 km) |
| Durham to Owosso (Michigan) | 3,614.25 mi (5,816.57 km) |
