| Llantwit Major to Homer Glen (Illinois) | 3,846.84 mi (6,190.89 km) |
| Llantwit Major to Homestead (Florida) | 4,312.63 mi (6,940.51 km) |
| Llantwit Major to Homewood (Alabama) | 4,184.97 mi (6,735.05 km) |
| Llantwit Major to Homewood (Illinois) | 3,837.67 mi (6,176.14 km) |
| Llantwit Major to Homosassa Springs (Florida) | 4,234.78 mi (6,815.22 km) |
| Llantwit Major to Honeygo (Maryland) | 3,482.16 mi (5,603.99 km) |
| Llantwit Major to Honolulu (Hawaii) | 7,176.28 mi (11,549.11 km) |
| Llantwit Major to Hoover (Alabama) | 4,189.04 mi (6,741.60 km) |
| Llantwit Major to Hopatcong (New Jersey) | 3,342.45 mi (5,379.16 km) |
| Llantwit Major to Hope Mills (North Carolina) | 3,787.95 mi (6,096.12 km) |
| Llantwit Major to Hopewell (Virginia) | 3,612.21 mi (5,813.30 km) |
| Llantwit Major to Hopkins (Minnesota) | 3,901.17 mi (6,278.32 km) |
| Llantwit Major to Hopkinsville (Kentucky) | 4,049.98 mi (6,517.82 km) |
| Llantwit Major to Horizon City (Texas) | 5,038.62 mi (8,108.87 km) |
| Llantwit Major to Horizon West (Florida) | 4,213.94 mi (6,781.68 km) |
