- Keefers Corners
- Keene
- Keene Valley
- Keenes
- Keeney
- Keepawa
- Keese Mill
- Keesler Corners
- Kelleys
- Kellogg
- Kelloggsville
- Kelly Corners
- Kellys Corners
- Kelsey
- Kelsey Brook Trailer Court
- Kendaia
- Kendall
- Kendall Mills
- Kenilworth
- Kenka Mills
- Kennedy
- Kennedy Corner
- Kenoza Lake
- Kensington
- Kensington Village Mobile Home Park
- Kent
- Kent Cliffs
- Kent Corners
- Kent Hills
- Kents Corners