- Juniper Hills
- Jakes Island
- Jewell
- Jerseydale
- Jackass Cone
- Jim Leggett Place
- Juniper
- June Lake Junction
- Jamesburg
- Jackson
- Jamestown
- Junction House
- Jungle Cruise
- Juniper Springs
- Jurupa Valley
- Java
- Jimgrey
- Johnstons Corner
- Joshua
- Juan
- Jamul
- Jacumba Hot Springs
- Jamacha
- Jamul Indian Village
- Jofegan
- Julián
- Johannesburg
- Johnsville
- Joshua Tree
- Julian