- Jonesboro
- Jollett
- Jamaica
- Jamestown
- Jamesville
- Java
- Jeffersonton
- Jersey
- Jetersville
- Jewell Ridge
- Jewell Valley
- Jones Mill
- Jacksonburg
- Jeffrey
- Jenkinjones
- Jerryville
- Jesse
- Jodie
- Jolo
- Josephine
- Julian
- Jumping Branch
- Junction
- Justice
- Jefferson
- James Crossroads
- Johnson Cove
- Johnsontown
- Jetts Store
- Jefferson Park