- Lewis
- Lewis and Clark Village
- Lewis Mill
- Lewis Place
- Lewistown
- Lewveke Island
- Lexington
- Liberal
- Liberty
- Liberty
- Libertyville
- Licking
- Lickskillet
- Liguori
- Lilbourn
- Lilleys Island
- Lilly
- Limberlost
- Lincoln
- Lincoln Beach
- Linda
- Lindale
- Lindbergh
- Lindell
- Linden
- Linden
- Lindley
- Lindstrew Ford
- Lingo
- Linkville