| Rockford to Hillcrest Heights (Maryland) | 677.09 mi (1,089.66 km) |
| Rockford to Hilliard (Ohio) | 343.47 mi (552.76 km) |
| Rockford to Hillsboro (Oregon) | 1,688.81 mi (2,717.87 km) |
| Rockford to Hillsborough (California) | 1,782.50 mi (2,868.66 km) |
| Rockford to Hillsborough (New Jersey) | 755.92 mi (1,216.54 km) |
| Rockford to Hilo (Hawaii) | 4,100.90 mi (6,599.76 km) |
| Rockford to Hilton Head Island (South Carolina) | 831.69 mi (1,338.48 km) |
| Rockford to Hinesville (Georgia) | 829.02 mi (1,334.18 km) |
| Rockford to Hinsdale (Illinois) | 66.40 mi (106.85 km) |
| Rockford to Hobart (Indiana) | 105.55 mi (169.87 km) |
| Rockford to Hobbs (New Mexico) | 1,012.87 mi (1,630.05 km) |
| Rockford to Hobe Sound (Florida) | 1,163.71 mi (1,872.81 km) |
| Rockford to Hoboken (New Jersey) | 784.00 mi (1,261.73 km) |
| Rockford to Hockessin (Delaware) | 717.44 mi (1,154.60 km) |
| Rockford to Hoffman Estates (Illinois) | 48.88 mi (78.66 km) |
