| Llanelli to Hanahan (South Carolina) | 3,894.79 mi (6,268.05 km) |
| Llanelli to Hanford (California) | 5,218.83 mi (8,398.89 km) |
| Llanelli to Hannibal (Missouri) | 4,033.47 mi (6,491.25 km) |
| Llanelli to Hanover (Pennsylvania) | 3,453.44 mi (5,557.78 km) |
| Llanelli to Hanover Park (Illinois) | 3,802.24 mi (6,119.12 km) |
| Llanelli to Happy Valley (Oregon) | 4,792.52 mi (7,712.82 km) |
| Llanelli to Harker Heights (Texas) | 4,707.26 mi (7,575.60 km) |
| Llanelli to Harlingen (Texas) | 4,962.28 mi (7,986.02 km) |
| Llanelli to Harper Woods (Michigan) | 3,578.11 mi (5,758.41 km) |
| Llanelli to Harrisburg (North Carolina) | 3,808.91 mi (6,129.84 km) |
| Llanelli to Harrisburg (Pennsylvania) | 3,429.14 mi (5,518.68 km) |
| Llanelli to Harrison (Arkansas) | 4,268.04 mi (6,868.75 km) |
| Llanelli to Harrison (New Jersey) | 3,296.77 mi (5,305.64 km) |
| Llanelli to Harrison (New York) | 3,266.98 mi (5,257.70 km) |
| Llanelli to Harrison (Ohio) | 3,794.59 mi (6,106.81 km) |
