| Alton to Homer Glen (Illinois) | 3,951.36 mi (6,359.10 km) |
| Alton to Homestead (Florida) | 4,422.01 mi (7,116.54 km) |
| Alton to Homewood (Alabama) | 4,292.87 mi (6,908.70 km) |
| Alton to Homewood (Illinois) | 3,942.32 mi (6,344.54 km) |
| Alton to Homosassa Springs (Florida) | 4,344.05 mi (6,991.08 km) |
| Alton to Honeygo (Maryland) | 3,590.48 mi (5,778.32 km) |
| Alton to Honolulu (Hawaii) | 7,235.38 mi (11,644.22 km) |
| Alton to Hoover (Alabama) | 4,296.96 mi (6,915.28 km) |
| Alton to Hopatcong (New Jersey) | 3,450.64 mi (5,553.27 km) |
| Alton to Hope Mills (North Carolina) | 3,896.85 mi (6,271.37 km) |
| Alton to Hopewell (Virginia) | 3,720.90 mi (5,988.21 km) |
| Alton to Hopkins (Minnesota) | 4,001.65 mi (6,440.03 km) |
| Alton to Hopkinsville (Kentucky) | 4,156.69 mi (6,689.55 km) |
| Alton to Horizon City (Texas) | 5,140.55 mi (8,272.92 km) |
| Alton to Horizon West (Florida) | 4,323.29 mi (6,957.66 km) |
