| Idrija to Kinston (North Carolina) | 4,591.94 mi (7,390.02 km) |
| Idrija to Kirkland (Washington) | 5,443.81 mi (8,760.96 km) |
| Idrija to Kirksville (Missouri) | 4,959.34 mi (7,981.28 km) |
| Idrija to Kirkwood (Missouri) | 4,957.67 mi (7,978.61 km) |
| Idrija to Kiryas Joel (New York) | 4,183.86 mi (6,733.27 km) |
| Idrija to Kissimmee (Florida) | 5,082.29 mi (8,179.15 km) |
| Idrija to Klamath Falls (Oregon) | 5,763.79 mi (9,275.93 km) |
| Idrija to Knightdale (North Carolina) | 4,607.01 mi (7,414.27 km) |
| Idrija to Knik-Fairview (Alaska) | 4,952.79 mi (7,970.75 km) |
| Idrija to Knoxville (Tennessee) | 4,826.06 mi (7,766.80 km) |
| Idrija to Kokomo (Indiana) | 4,702.34 mi (7,567.69 km) |
| Idrija to Kuna (Idaho) | 5,548.94 mi (8,930.15 km) |
| Idrija to Kyle (Texas) | 5,681.95 mi (9,144.21 km) |
| Idrija to La Cañada Flintridge (California) | 6,145.66 mi (9,890.48 km) |
| Idrija to La Crescenta-Montrose (California) | 6,145.35 mi (9,889.99 km) |
