- Keweenaw Bay
- Kinross
- Kipling
- Kenneth
- Kerin Island
- Kampvilla Mobile Home Park
- K I Sawyer
- K. I. Sawyer Air Force Base
- Kells
- Kew
- Koss
- Keelans Corner
- Kauslers Island
- Kimberly Estates Mobile Home Park
- Kneeland
- Kings Corner
- Kellys Corners
- Knollwood Estates Mobile Home Park
- Keno
- Kochville
- Kris Kay Mobile Home Park
- Keewahdin
- Kimball
- Klingers