- Jachin
- Jack
- Jack Springs
- Jacks Island (historical)
- Jacks Trailer Court
- Jackson Heights
- Jackson Island
- Jackson Oak
- Jackson Quarters
- Jackson Spur
- Jacksonburg
- Jacksons Lake
- Jamar Mobile Home Park
- Jamback
- James
- James
- Jamestown
- Jamesville
- Jamesville
- Janes Mill
- Java
- Jay Villa
- Jeddo
- Jeff
- Jefferson
- Jefferson Hills
- Jefferson Park
- Jena
- Jenifer
- Jenkins