- La Belle
- La Grange
- La Monte
- La Plata
- La Russell
- Labadie
- Laclede
- Laddonia
- Ladue
- Lake Lotawana
- Lake Ozark
- Lake Saint Louis
- Lake Spring
- Lake St Louis
- Lake St Louis,
- Lake St. Louis
- Lake St.louis
- Lamar
- Lampe
- Lanagan
- Lancaster
- Laquey
- Laredo
- Latham
- Lathrop
- Laurie
- Lawson
- Leadington
- Leadwood
- Leasburg
- Leawood
- Lebanon
- Lees Summit
- Lee's Summit
- Leeton
- Lemay
- Leonard
- Leopold
- Leslie
- Lesterville
- Levasy
- Lewistown
- Lexington
- Liberal
- Liberty
- Licking
- Lilbourn
- Lincoln
- Linn
- Linn Creek
- Linneus
- Livonia
- Lockwood
- Lodi
- Lohman
- Lone Jack
- Lonedell
- Long Lane
- Loose Creek
- Louisburg
- Louisiana
- Lowndes
- Lowry City
- Lucerne
- Ludlow
- Luray