- Liberty Corners
- Lincoln
- Lamont
- Lead Mine
- Leslie
- Langlade
- Lakeland Manor Mobile Home Park
- Larrabee
- Louis Corners
- Little Chicago
- Little Eau Claire
- Little Rose
- La Crosse
- La Farge
- Lac du Flambeau
- Lac La Belle
- Lake Delton
- Lake Geneva
- Lake Koshkonong
- Lake Lac La Belle
- Lake Mills
- Lake Nebagamon
- Lake Ripley
- Lake Shangrila
- Lake Wazeecha
- Lake Wisconsin
- Lake Wissota
- Long Island
- Long Island
- Loomis