| Idar-Oberstein to Hormigueros (Puerto Rico) | 4,578.75 mi (7,368.78 km) |
| Idar-Oberstein to Horn Lake (Mississippi) | 4,721.98 mi (7,599.29 km) |
| Idar-Oberstein to Hot Springs (Arkansas) | 4,861.62 mi (7,824.02 km) |
| Idar-Oberstein to Hot Springs Village (Arkansas) | 4,849.80 mi (7,804.99 km) |
| Idar-Oberstein to Houma (Louisiana) | 5,020.09 mi (8,079.06 km) |
| Idar-Oberstein to Houston (Texas) | 5,195.46 mi (8,361.28 km) |
| Idar-Oberstein to Howard (Wisconsin) | 4,182.44 mi (6,730.98 km) |
| Idar-Oberstein to Huber Heights (Ohio) | 4,252.08 mi (6,843.06 km) |
| Idar-Oberstein to Hudson (Florida) | 4,750.73 mi (7,645.56 km) |
| Idar-Oberstein to Hudson (Ohio) | 4,083.97 mi (6,572.52 km) |
| Idar-Oberstein to Hudson (Wisconsin) | 4,329.51 mi (6,967.68 km) |
| Idar-Oberstein to Hueytown (Alabama) | 4,677.96 mi (7,528.45 km) |
| Idar-Oberstein to Hugo (Minnesota) | 4,327.68 mi (6,964.73 km) |
| Idar-Oberstein to Humacao (Puerto Rico) | 4,520.27 mi (7,274.67 km) |
| Idar-Oberstein to Humble (Texas) | 5,179.86 mi (8,336.18 km) |
