| Idrija to Hermiston (Oregon) | 5,485.80 mi (8,828.54 km) |
| Idrija to Hermitage (Pennsylvania) | 4,443.72 mi (7,151.48 km) |
| Idrija to Hermosa Beach (California) | 6,171.84 mi (9,932.61 km) |
| Idrija to Hernando (Mississippi) | 5,123.87 mi (8,246.07 km) |
| Idrija to Herndon (Virginia) | 4,418.80 mi (7,111.36 km) |
| Idrija to Herriman (Utah) | 5,597.29 mi (9,007.97 km) |
| Idrija to Herrin (Illinois) | 4,941.95 mi (7,953.30 km) |
| Idrija to Hershey (Pennsylvania) | 4,331.18 mi (6,970.35 km) |
| Idrija to Hesperia (California) | 6,108.37 mi (9,830.48 km) |
| Idrija to Hewitt (Texas) | 5,578.89 mi (8,978.35 km) |
| Idrija to Hialeah (Florida) | 5,149.80 mi (8,287.80 km) |
| Idrija to Hialeah Gardens (Florida) | 5,151.26 mi (8,290.16 km) |
| Idrija to Hibbing (Minnesota) | 4,622.82 mi (7,439.71 km) |
| Idrija to Hickory (North Carolina) | 4,728.07 mi (7,609.10 km) |
| Idrija to Hickory Hills (Illinois) | 4,708.32 mi (7,577.30 km) |
