- Keeton Island
- Keith Island
- Kellerville
- Kelley Springs
- Kellogg
- Kelly Town
- Keltner
- Kendall
- Kendricktown
- Kenmoor
- Kennedy
- Kenoma
- Kenwood
- Keota
- Kern
- Kerr
- Kerrville
- Ketterman
- Kewanee
- Keyes Summit
- Keysville
- Kickapoo Island
- Kickapoo Island
- Kiel
- Kieseweltter Resort
- Killarney Shores
- Kilwinning
- Kimberly
- Kimble
- Kime