| Frederick to Kaneohe (Hawaii) | 4,794.23 mi (7,715.57 km) |
| Frederick to Kankakee (Illinois) | 562.49 mi (905.25 km) |
| Frederick to Kannapolis (North Carolina) | 325.64 mi (524.07 km) |
| Frederick to Kansas City (Kansas) | 925.70 mi (1,489.77 km) |
| Frederick to Kansas City (Missouri) | 915.58 mi (1,473.48 km) |
| Frederick to Kapaa (Hawaii) | 4,848.21 mi (7,802.44 km) |
| Frederick to Kapolei (Hawaii) | 4,811.41 mi (7,743.21 km) |
| Frederick to Katy (Texas) | 1,237.68 mi (1,991.85 km) |
| Frederick to Kaukauna (Wisconsin) | 650.17 mi (1,046.36 km) |
| Frederick to Kaysville (Utah) | 1,812.94 mi (2,917.64 km) |
| Frederick to Kearney (Missouri) | 903.50 mi (1,454.05 km) |
| Frederick to Kearney (Nebraska) | 1,146.21 mi (1,844.65 km) |
| Frederick to Kearns (Utah) | 1,820.04 mi (2,929.07 km) |
| Frederick to Kearny (New Jersey) | 196.50 mi (316.23 km) |
| Frederick to Keene (New Hampshire) | 360.03 mi (579.41 km) |
