| Idaho Falls to Kothen | 5,055.36 mi (8,135.81 km) |
| Idaho Falls to Kranenburg | 4,888.08 mi (7,866.60 km) |
| Idaho Falls to Krefeld | 4,927.56 mi (7,930.15 km) |
| Idaho Falls to Kressbronn am Bodensee | 5,211.83 mi (8,387.63 km) |
| Idaho Falls to Kreuzau | 4,955.35 mi (7,974.87 km) |
| Idaho Falls to Kreuztal | 4,986.88 mi (8,025.60 km) |
| Idaho Falls to Kriftel | 5,047.36 mi (8,122.94 km) |
| Idaho Falls to Kronach | 5,120.26 mi (8,240.27 km) |
| Idaho Falls to Kronberg | 5,043.06 mi (8,116.03 km) |
| Idaho Falls to Kronshagen | 4,869.51 mi (7,836.72 km) |
| Idaho Falls to Krumbach | 5,199.51 mi (8,367.81 km) |
| Idaho Falls to Kulmbach | 5,130.77 mi (8,257.17 km) |
| Idaho Falls to Kummersbruck | 5,180.16 mi (8,336.66 km) |
| Idaho Falls to Kunzell | 5,058.59 mi (8,141.01 km) |
| Idaho Falls to Kunzelsau | 5,124.67 mi (8,247.35 km) |
