| Prospect Heights to Hagerstown (Maryland) | 559.28 mi (900.07 km) |
| Prospect Heights to Haines City (Florida) | 1,029.79 mi (1,657.29 km) |
| Prospect Heights to Halawa (Hawaii) | 4,232.97 mi (6,812.31 km) |
| Prospect Heights to Half Moon Bay (California) | 1,847.21 mi (2,972.79 km) |
| Prospect Heights to Halfway (Maryland) | 557.46 mi (897.14 km) |
| Prospect Heights to Hallandale Beach (Florida) | 1,198.20 mi (1,928.32 km) |
| Prospect Heights to Haltom City (Texas) | 820.06 mi (1,319.75 km) |
| Prospect Heights to Ham Lake (Minnesota) | 341.81 mi (550.09 km) |
| Prospect Heights to Hamilton (Ohio) | 256.89 mi (413.43 km) |
| Prospect Heights to Hamilton Square (New Jersey) | 701.80 mi (1,129.43 km) |
| Prospect Heights to Hammond (Indiana) | 40.44 mi (65.09 km) |
| Prospect Heights to Hammond (Louisiana) | 813.50 mi (1,309.21 km) |
| Prospect Heights to Hammonton (New Jersey) | 707.10 mi (1,137.97 km) |
| Prospect Heights to Hampton (Virginia) | 706.84 mi (1,137.56 km) |
| Prospect Heights to Hampton Bays (New York) | 800.74 mi (1,288.67 km) |
