| Duffel to Hormigueros (Puerto Rico) | 4,457.25 mi (7,173.25 km) |
| Duffel to Horn Lake (Mississippi) | 4,568.30 mi (7,351.96 km) |
| Duffel to Hot Springs (Arkansas) | 4,707.23 mi (7,575.56 km) |
| Duffel to Hot Springs Village (Arkansas) | 4,695.38 mi (7,556.49 km) |
| Duffel to Houma (Louisiana) | 4,868.33 mi (7,834.83 km) |
| Duffel to Houston (Texas) | 5,041.83 mi (8,114.03 km) |
| Duffel to Howard (Wisconsin) | 4,026.65 mi (6,480.27 km) |
| Duffel to Huber Heights (Ohio) | 4,098.31 mi (6,595.59 km) |
| Duffel to Hudson (Florida) | 4,603.96 mi (7,409.37 km) |
| Duffel to Hudson (Ohio) | 3,930.39 mi (6,325.36 km) |
| Duffel to Hudson (Wisconsin) | 4,173.44 mi (6,716.49 km) |
| Duffel to Hueytown (Alabama) | 4,525.99 mi (7,283.88 km) |
| Duffel to Hugo (Minnesota) | 4,171.60 mi (6,713.53 km) |
| Duffel to Humacao (Puerto Rico) | 4,400.51 mi (7,081.93 km) |
| Duffel to Humble (Texas) | 5,026.20 mi (8,088.89 km) |
