| Prospect Heights to Home Gardens (California) | 1,698.08 mi (2,732.80 km) |
| Prospect Heights to Homer Glen (Illinois) | 34.54 mi (55.59 km) |
| Prospect Heights to Homestead (Florida) | 1,225.88 mi (1,972.86 km) |
| Prospect Heights to Homewood (Alabama) | 600.20 mi (965.93 km) |
| Prospect Heights to Homewood (Illinois) | 40.05 mi (64.45 km) |
| Prospect Heights to Homosassa Springs (Florida) | 966.59 mi (1,555.58 km) |
| Prospect Heights to Honeygo (Maryland) | 629.45 mi (1,013.01 km) |
| Prospect Heights to Honolulu (Hawaii) | 4,231.19 mi (6,809.44 km) |
| Prospect Heights to Hoover (Alabama) | 606.10 mi (975.42 km) |
| Prospect Heights to Hopatcong (New Jersey) | 690.12 mi (1,110.65 km) |
| Prospect Heights to Hope Mills (North Carolina) | 690.42 mi (1,111.12 km) |
| Prospect Heights to Hopewell (Virginia) | 654.87 mi (1,053.91 km) |
| Prospect Heights to Hopkins (Minnesota) | 336.60 mi (541.70 km) |
| Prospect Heights to Hopkinsville (Kentucky) | 364.62 mi (586.80 km) |
| Prospect Heights to Horizon City (Texas) | 1,235.54 mi (1,988.41 km) |
