| Idrija to Jeffersonville (Indiana) | 4,785.36 mi (7,701.29 km) |
| Idrija to Jenison (Michigan) | 4,577.76 mi (7,367.19 km) |
| Idrija to Jenks (Oklahoma) | 5,297.23 mi (8,525.06 km) |
| Idrija to Jennings (Missouri) | 4,944.68 mi (7,957.69 km) |
| Idrija to Jensen Beach (Florida) | 5,081.19 mi (8,177.38 km) |
| Idrija to Jericho (New York) | 4,180.98 mi (6,728.64 km) |
| Idrija to Jerome (Idaho) | 5,542.07 mi (8,919.10 km) |
| Idrija to Jersey City (New Jersey) | 4,205.83 mi (6,768.63 km) |
| Idrija to Jessup (Maryland) | 4,385.65 mi (7,058.02 km) |
| Idrija to Johns Creek (Georgia) | 4,928.04 mi (7,930.91 km) |
| Idrija to Johnson City (New York) | 4,224.73 mi (6,799.05 km) |
| Idrija to Johnson City (Tennessee) | 4,744.21 mi (7,635.07 km) |
| Idrija to Johnston (Iowa) | 4,927.58 mi (7,930.17 km) |
| Idrija to Johnstown (Colorado) | 5,383.63 mi (8,664.11 km) |
| Idrija to Johnstown (Pennsylvania) | 4,422.26 mi (7,116.94 km) |
