| Llanelli to Hazleton (Pennsylvania) | 3,362.65 mi (5,411.67 km) |
| Llanelli to Healdsburg (California) | 5,189.01 mi (8,350.91 km) |
| Llanelli to Heath (Ohio) | 3,665.78 mi (5,899.50 km) |
| Llanelli to Heber (Utah) | 4,718.18 mi (7,593.19 km) |
| Llanelli to Helena (Alabama) | 4,162.53 mi (6,698.95 km) |
| Llanelli to Helena (Montana) | 4,417.43 mi (7,109.16 km) |
| Llanelli to Hemet (California) | 5,276.72 mi (8,492.06 km) |
| Llanelli to Henderson (Kentucky) | 3,972.15 mi (6,392.55 km) |
| Llanelli to Henderson (Nevada) | 5,084.10 mi (8,182.07 km) |
| Llanelli to Henderson (North Carolina) | 3,669.21 mi (5,905.03 km) |
| Llanelli to Henderson (Texas) | 4,538.16 mi (7,303.47 km) |
| Llanelli to Hendersonville (North Carolina) | 3,883.06 mi (6,249.18 km) |
| Llanelli to Hendersonville (Tennessee) | 4,005.51 mi (6,446.24 km) |
| Llanelli to Hercules (California) | 5,205.55 mi (8,377.52 km) |
| Llanelli to Hereford (Texas) | 4,696.17 mi (7,557.75 km) |
