- Keysburg
- Keystone
- Keyton
- Keytons
- Kid
- Kilby
- Kilgore
- Killian Mill
- Killough Springs
- Kilpatrick
- Kimbrell
- Kimbrough
- Kimbrough Crossroads
- Kincheon
- King Arthur Manor
- Kingdom Crossroads
- Kings
- Kings Chapel
- Kings Island (historical)
- Kings Mill
- Kingston
- Kingston
- Kingsway Terrace
- Kingtown
- Kingville
- Kinterbish
- Kiowa
- Kirbytown
- Kirewakra
- Kirk