- Logansport
- Lone Tree
- Lakeside Green
- Lamong
- Lantern Crossing
- Lantern Farms
- Lantern Pines
- Luxhaven
- Lynwood Hills
- Leatherwood Island
- Little Saint Louis
- Locust Point
- Lottick Corner
- Luray
- Lake James
- Lancaster
- Luther
- Lake Cicott
- Lake Hills
- Laketon
- Lamar
- Laotto
- Laud
- Lee
- Leo
- Leopold
- Leroy
- Leiters Ford
- Letts
- Lewis