- Knox Ledge Corner
- Kelleyland
- Kennebec
- King Brook Island
- Kittery Island
- Knight Island
- Kole Kill Island
- Kennard Corner
- Kennebunk Beach
- Kennebunk Landing
- Kimbles Corner
- Kinney Shores
- Kittery Foreside
- Kingsbury
- Kenduskeag
- Kennebunk
- Kennebunkport
- Kingfield
- Kingman
- Kittery
- Kittery Point
- Kents Hill
- Kezar Falls
- Knowles Corner
- Kokadjo