| Idar-Oberstein to Kinston (North Carolina) | 4,203.06 mi (6,764.17 km) |
| Idar-Oberstein to Kirkland (Washington) | 5,065.13 mi (8,151.54 km) |
| Idar-Oberstein to Kirksville (Missouri) | 4,556.76 mi (7,333.40 km) |
| Idar-Oberstein to Kirkwood (Missouri) | 4,556.20 mi (7,332.50 km) |
| Idar-Oberstein to Kiryas Joel (New York) | 3,789.44 mi (6,098.51 km) |
| Idar-Oberstein to Kissimmee (Florida) | 4,699.66 mi (7,563.36 km) |
| Idar-Oberstein to Klamath Falls (Oregon) | 5,378.26 mi (8,655.48 km) |
| Idar-Oberstein to Knightdale (North Carolina) | 4,216.39 mi (6,785.62 km) |
| Idar-Oberstein to Knik-Fairview (Alaska) | 4,647.02 mi (7,478.66 km) |
| Idar-Oberstein to Knoxville (Tennessee) | 4,430.22 mi (7,129.76 km) |
| Idar-Oberstein to Kokomo (Indiana) | 4,301.54 mi (6,922.67 km) |
| Idar-Oberstein to Kuna (Idaho) | 5,158.24 mi (8,301.38 km) |
| Idar-Oberstein to Kyle (Texas) | 5,281.35 mi (8,499.51 km) |
| Idar-Oberstein to La Cañada Flintridge (California) | 5,749.28 mi (9,252.57 km) |
| Idar-Oberstein to La Crescenta-Montrose (California) | 5,749.02 mi (9,252.16 km) |
