| Oak Hills to Orangevale (California) | 480.65 mi (773.54 km) |
| Oak Hills to Orchards (Washington) | 18.19 mi (29.27 km) |
| Oak Hills to Orcutt (California) | 748.19 mi (1,204.10 km) |
| Oak Hills to Oregon (Ohio) | 1,970.06 mi (3,170.51 km) |
| Oak Hills to Oregon (Wisconsin) | 1,653.80 mi (2,661.54 km) |
| Oak Hills to Oregon City (Oregon) | 18.28 mi (29.42 km) |
| Oak Hills to Orem (Utah) | 669.15 mi (1,076.89 km) |
| Oak Hills to Orinda (California) | 530.33 mi (853.48 km) |
| Oak Hills to Orland Park (Illinois) | 1,757.67 mi (2,828.69 km) |
| Oak Hills to Orlando (Florida) | 2,538.26 mi (4,084.93 km) |
| Oak Hills to Ormond Beach (Florida) | 2,513.96 mi (4,045.82 km) |
| Oak Hills to Oro Valley (Arizona) | 1,105.42 mi (1,779.00 km) |
| Oak Hills to Oroville (California) | 422.39 mi (679.77 km) |
| Oak Hills to Oshkosh (Wisconsin) | 1,671.60 mi (2,690.17 km) |
| Oak Hills to Oskaloosa (Iowa) | 1,534.37 mi (2,469.34 km) |
