| Drexel Hill to Oswego (Illinois) | 691.27 mi (1,112.49 km) |
| Drexel Hill to Oswego (New York) | 249.71 mi (401.88 km) |
| Drexel Hill to Otsego (Minnesota) | 998.45 mi (1,606.86 km) |
| Drexel Hill to Ottawa (Illinois) | 714.71 mi (1,150.21 km) |
| Drexel Hill to Ottawa (Kansas) | 1,069.40 mi (1,721.04 km) |
| Drexel Hill to Ottumwa (Iowa) | 900.98 mi (1,449.99 km) |
| Drexel Hill to Overland (Missouri) | 808.89 mi (1,301.77 km) |
| Drexel Hill to Overland Park (Kansas) | 1,035.17 mi (1,665.95 km) |
| Drexel Hill to Overlea (Maryland) | 76.18 mi (122.60 km) |
| Drexel Hill to Oviedo (Florida) | 848.83 mi (1,366.06 km) |
| Drexel Hill to Owasso (Oklahoma) | 1,141.38 mi (1,836.88 km) |
| Drexel Hill to Owatonna (Minnesota) | 961.41 mi (1,547.24 km) |
| Drexel Hill to Owensboro (Kentucky) | 652.89 mi (1,050.72 km) |
| Drexel Hill to Owings Mills (Maryland) | 87.40 mi (140.65 km) |
| Drexel Hill to Owosso (Michigan) | 504.89 mi (812.53 km) |
