| Giffnock to Homer Glen (Illinois) | 3,692.45 mi (5,942.43 km) |
| Giffnock to Homestead (Florida) | 4,249.54 mi (6,838.97 km) |
| Giffnock to Homewood (Alabama) | 4,066.76 mi (6,544.82 km) |
| Giffnock to Homewood (Illinois) | 3,684.32 mi (5,929.33 km) |
| Giffnock to Homosassa Springs (Florida) | 4,150.40 mi (6,679.42 km) |
| Giffnock to Honeygo (Maryland) | 3,373.84 mi (5,429.66 km) |
| Giffnock to Honolulu (Hawaii) | 6,886.11 mi (11,082.13 km) |
| Giffnock to Hoover (Alabama) | 4,071.17 mi (6,551.91 km) |
| Giffnock to Hopatcong (New Jersey) | 3,232.33 mi (5,201.93 km) |
| Giffnock to Hope Mills (North Carolina) | 3,691.32 mi (5,940.60 km) |
| Giffnock to Hopewell (Virginia) | 3,510.97 mi (5,650.35 km) |
| Giffnock to Hopkins (Minnesota) | 3,718.78 mi (5,984.81 km) |
| Giffnock to Hopkinsville (Kentucky) | 3,916.27 mi (6,302.63 km) |
| Giffnock to Horizon City (Texas) | 4,862.70 mi (7,825.76 km) |
| Giffnock to Horizon West (Florida) | 4,134.59 mi (6,653.97 km) |
