| Idar-Oberstein to Kaneohe (Hawaii) | 7,438.69 mi (11,971.42 km) |
| Idar-Oberstein to Kankakee (Illinois) | 4,337.30 mi (6,980.21 km) |
| Idar-Oberstein to Kannapolis (North Carolina) | 4,319.42 mi (6,951.44 km) |
| Idar-Oberstein to Kansas City (Kansas) | 4,690.13 mi (7,548.04 km) |
| Idar-Oberstein to Kansas City (Missouri) | 4,683.15 mi (7,536.81 km) |
| Idar-Oberstein to Kapaa (Hawaii) | 7,408.60 mi (11,922.98 km) |
| Idar-Oberstein to Kapolei (Hawaii) | 7,446.29 mi (11,983.64 km) |
| Idar-Oberstein to Katy (Texas) | 5,212.68 mi (8,388.99 km) |
| Idar-Oberstein to Kaukauna (Wisconsin) | 4,202.33 mi (6,763.00 km) |
| Idar-Oberstein to Kaysville (Utah) | 5,167.67 mi (8,316.57 km) |
| Idar-Oberstein to Kearney (Missouri) | 4,664.39 mi (7,506.62 km) |
| Idar-Oberstein to Kearney (Nebraska) | 4,764.56 mi (7,667.82 km) |
| Idar-Oberstein to Kearns (Utah) | 5,190.77 mi (8,353.74 km) |
| Idar-Oberstein to Kearny (New Jersey) | 3,812.96 mi (6,136.36 km) |
| Idar-Oberstein to Keene (New Hampshire) | 3,645.78 mi (5,867.32 km) |
