| Idylwood to Hillcrest Heights (Maryland) | 13.49 mi (21.70 km) |
| Idylwood to Hilliard (Ohio) | 327.16 mi (526.51 km) |
| Idylwood to Hillsboro (Oregon) | 2,352.00 mi (3,785.18 km) |
| Idylwood to Hillsborough (California) | 2,427.33 mi (3,906.41 km) |
| Idylwood to Hillsborough (New Jersey) | 175.80 mi (282.93 km) |
| Idylwood to Hilo (Hawaii) | 4,737.68 mi (7,624.55 km) |
| Idylwood to Hilton Head Island (South Carolina) | 503.87 mi (810.91 km) |
| Idylwood to Hinesville (Georgia) | 547.51 mi (881.13 km) |
| Idylwood to Hinsdale (Illinois) | 598.86 mi (963.76 km) |
| Idylwood to Hobart (Indiana) | 560.95 mi (902.77 km) |
| Idylwood to Hobbs (New Mexico) | 1,509.46 mi (2,429.24 km) |
| Idylwood to Hobe Sound (Florida) | 833.87 mi (1,341.98 km) |
| Idylwood to Hoboken (New Jersey) | 211.81 mi (340.87 km) |
| Idylwood to Hockessin (Delaware) | 102.22 mi (164.51 km) |
| Idylwood to Hoffman Estates (Illinois) | 614.88 mi (989.56 km) |
