| Idrija to Hanahan (South Carolina) | 4,802.50 mi (7,728.88 km) |
| Idrija to Hanford (California) | 6,061.41 mi (9,754.90 km) |
| Idrija to Hannibal (Missouri) | 4,939.32 mi (7,949.07 km) |
| Idrija to Hanover (Pennsylvania) | 4,365.38 mi (7,025.40 km) |
| Idrija to Hanover Park (Illinois) | 4,708.15 mi (7,577.03 km) |
| Idrija to Happy Valley (Oregon) | 5,587.27 mi (8,991.84 km) |
| Idrija to Harker Heights (Texas) | 5,616.85 mi (9,039.45 km) |
| Idrija to Harlingen (Texas) | 5,874.38 mi (9,453.90 km) |
| Idrija to Harper Woods (Michigan) | 4,487.89 mi (7,222.57 km) |
| Idrija to Harrisburg (North Carolina) | 4,719.64 mi (7,595.53 km) |
| Idrija to Harrisburg (Pennsylvania) | 4,341.23 mi (6,986.53 km) |
| Idrija to Harrison (Arkansas) | 5,176.59 mi (8,330.92 km) |
| Idrija to Harrison (New Jersey) | 4,208.31 mi (6,772.62 km) |
| Idrija to Harrison (New York) | 4,178.54 mi (6,724.71 km) |
| Idrija to Harrison (Ohio) | 4,705.99 mi (7,573.56 km) |
