- Leo
- Leo-Cedarville
- Leonard Springs
- Leopold
- Leota
- Leroy
- Leiters Ford
- Letts
- Letts Corner
- Lettsville
- Levert
- Lewis
- Lewis Creek
- Lewisburg
- Lewiston
- Lewisville
- Lewisville
- Lexington
- Lexington
- Liber
- Liberal
- Liberty
- Liberty Center
- Liberty Corners
- Liberty Farm Mobile Home Park
- Liberty Hills
- Liberty Mills
- Liberty Park
- Libertyville
- Liggett