- Jennings
- Jennys
- Jensens
- Jeremy Island
- Jericho
- Jericho Island
- Jernigan Crossroads
- Jernigans Crossroads
- Jess Island
- Jiggs
- Jim Spence Islands
- Joanna
- Jocassee
- Joes Island
- Johns Island
- Johns Island
- Johns Mill
- Johnson City
- Johnson Corner
- Johnson Crossroads
- Johnson Crossroads
- Johnson Crossroads
- Johnsons Landing
- Johnsonville
- Johnston
- Johnstown
- Johnsville
- Jones Crossroads
- Jones Crossroads
- Jones Crossroads