| Oak Ridge to Hillcrest Heights (Maryland) | 448.44 mi (721.69 km) |
| Oak Ridge to Hilliard (Ohio) | 288.02 mi (463.52 km) |
| Oak Ridge to Hillsboro (Oregon) | 2,104.79 mi (3,387.33 km) |
| Oak Ridge to Hillsborough (California) | 2,095.48 mi (3,372.36 km) |
| Oak Ridge to Hillsborough (New Jersey) | 609.64 mi (981.12 km) |
| Oak Ridge to Hilo (Hawaii) | 4,376.93 mi (7,043.99 km) |
| Oak Ridge to Hilton Head Island (South Carolina) | 330.30 mi (531.57 km) |
| Oak Ridge to Hinesville (Georgia) | 324.64 mi (522.45 km) |
| Oak Ridge to Hinsdale (Illinois) | 448.03 mi (721.03 km) |
| Oak Ridge to Hobart (Indiana) | 415.65 mi (668.93 km) |
| Oak Ridge to Hobbs (New Mexico) | 1,097.37 mi (1,766.04 km) |
| Oak Ridge to Hobe Sound (Florida) | 660.98 mi (1,063.75 km) |
| Oak Ridge to Hoboken (New Jersey) | 646.28 mi (1,040.08 km) |
| Oak Ridge to Hockessin (Delaware) | 538.42 mi (866.51 km) |
| Oak Ridge to Hoffman Estates (Illinois) | 469.36 mi (755.37 km) |
