| Llantwit Major to Hermiston (Oregon) | 4,712.02 mi (7,583.26 km) |
| Llantwit Major to Hermitage (Pennsylvania) | 3,566.28 mi (5,739.37 km) |
| Llantwit Major to Hermosa Beach (California) | 5,351.34 mi (8,612.14 km) |
| Llantwit Major to Hernando (Mississippi) | 4,246.70 mi (6,834.40 km) |
| Llantwit Major to Herndon (Virginia) | 3,540.90 mi (5,698.53 km) |
| Llantwit Major to Herriman (Utah) | 4,774.79 mi (7,684.28 km) |
| Llantwit Major to Herrin (Illinois) | 4,066.42 mi (6,544.28 km) |
| Llantwit Major to Hershey (Pennsylvania) | 3,453.05 mi (5,557.15 km) |
| Llantwit Major to Hesperia (California) | 5,285.39 mi (8,506.02 km) |
| Llantwit Major to Hewitt (Texas) | 4,703.99 mi (7,570.33 km) |
| Llantwit Major to Hialeah (Florida) | 4,286.28 mi (6,898.11 km) |
| Llantwit Major to Hialeah Gardens (Florida) | 4,287.61 mi (6,900.24 km) |
| Llantwit Major to Hibbing (Minnesota) | 3,772.96 mi (6,071.99 km) |
| Llantwit Major to Hickory (North Carolina) | 3,850.39 mi (6,196.61 km) |
| Llantwit Major to Hickory Hills (Illinois) | 3,836.63 mi (6,174.46 km) |
