- La Cañada Flintridge
- La Chaux-de-Fonds
- La Conner
- La Crescent
- La Crescenta-Montrose
- La Crosse
- La Farge
- La Fayette
- La Fontaine
- La Grande
- La Grange
- La Grange Highlands
- La Grange Park
- La Habra
- La Honda
- La Junta
- La Marque
- La Mesa
- La Mirada
- La Mott
- La Palma
- La Paz
- La Pine
- La Plata
- La Porte
- La Porte City
- La Puente
- La Quinta
- La Salle
- La Vergne
- La Verne
- La Vista
- Labadie
- LaBelle
- Lacey
- Lacey Township
- Lachine
- Lackawanna
- Lacombe
- Lacon
- Lacona
- Laconia
- LaCygne
- Ladera Ranch
- Ladoga
- Ladson
- Lady Lake
- Ladysmith
- Lafayette
- Lafayette Hill
- Lafayette Township
- LaFollette
- Lago Vista
- LaGrange
- LAGRANGE HLDS
- Lagrangeville
- Lagro
- Laguna Beach
- Laguna Hills
- Laguna Niguel
- Laguna Woods
- Lahaina
- Laingsburg
- Lake
- Lake Alfred
- Lake Ann
- Lake Arrowhead
- Lake Barrington
- Lake Bluff
- Lake Buena Vista
- Lake Charles
- Lake Cicott
- Lake City
- Lake Como
- Lake Dallas
- Lake Elmo
- Lake Elsinore
- Lake Forest
- Lake Forest Park
- Lake Geneva
- Lake Havasu City
- Lake Helen
- Lake in the Hills
- Lake Jackson
- Lake Leelanau
- Lake Lillian
- Lake Lure
- Lake Mary
- Lake Mills
- Lake Odessa
- Lake Oswego
- Lake Ozark
- Lake Park
- Lake Placid
- Lake Saint Louis
- Lake Station
- Lake Stevens
- Lake Success
- Lake Tapps
- Lake View
- Lake Villa
- Lake Village
- Lake Wales
- Lake Worth
- Lake Wylie
- Lake Zurich
- Lakeland
- Lakeport
- Lakeside
- Lakeside Marblehead
- Lakeside Park
- Laketon
- Lakeview
- Lakeville
- Lakeway
- Lakewood
- Lakewood Ranch
- Lakewood Township
- Lamar
- Lambertville
- Lambton Shores
- Lamesa
- Lampe
- Lancaster
- Landenberg
- Landis
- Lanesville
- Langhorne
- Langley Township
- Langsville
- Lanham
- Lansdale
- Lansdowne
- Lansing
- Lantana
- Laotto
- Lapeer
- Lapel
- Lapine
- LaPlace
- Laramie
- Larchmont
- Laredo
- Largo
- Larkspur
- Larned
- Larwill
- Las Cruces
- Las Vegas
- LaSalle
- Latham
- Lathrop
- Lathrup Village
- Latimer
- Latrobe
- Latty
- Lauderdale
- Lauderdale Lakes
- Lauderdale-by-the-Sea
- Lauderhill
- Laura
- Laurel
- Laval
- Lavalette
- Lavallette
- Lavonia
- Lawndale
- Lawrence
- Lawrence Township
- Lawrenceburg
- Lawrenceville
- Lawson
- Lawton
- Layton
- Le Claire
- Le Mars
- Le Plessis-Robinson
- Le Roy
- Leacock-Leola-Bareville
- Leaf River
- League City
- Leander
- Leavenworth
- Leawood
- Lebanon
- Lebanon Junction
- Lecanto
- Lecompton
- Leduc
- Lee
- Lee's Summit
- Leeds
- Leesburg
- Leesport
- Lehi
- Lehigh Acres
- Leicester
- Leitchfield
- Leiters Ford
- Leland
- Leland Grove
- Lemont
- Lemoyne
- Lempster
- Lena
- Lenexa
- Lennon
- Lenoir
- Lenoir City
- Lenox
- Leo-Cedarville
- LEO-CEDARVLE
- Leominster
- Leon
- Leonard
- Leonia
- Leonidas
- Leopold
- Leroy
- Leslie
- Lester
- Lester Prairie
- Lethbridge
- Levelland
- Levittown
- Lewes
- Lewis
- Lewis Center
- Lewisberry
- Lewisburg
- Lewisport
- Lewiston
- Lewistown
- Lewisville
- Lexa
- Lexington
- Lexington Park
- Liberal
- Liberty
- Liberty Center
- Liberty Lake
- Libertyville
- Lido Beach
- Lighthouse Point
- Ligonier
- Lihue
- Lilburn
- Lillian
- Lillington
- Lima
- Limestone
- Limon
- Lincoln
- Lincoln City
- Lincoln Park
- Lincolnshire
- Lincolnton
- Lincolnwood
- Lindale
- Linden
- Lindenhurst
- Lindenwood
- Lindon
- Lindsey
- Linn
- Linn Grove
- Lino Lakes
- Linthicum Heights
- Linton
- Linwood
- Lisbon
- Lisle
- Litchfield
- Litchfield Park
- Lithia
- Lithia Springs
- Lithonia
- Lithopolis
- Lititz
- Little Canada
- Little Chute
- Little Egg Harbor Township
- Little Elm
- Little Falls
- Little Ferry
- Little Lake
- Little River
- Little Rock
- Little Suamico
- Littlestown
- Littleton
- Live Oak
- Livermore
- Liverpool
- Livingston
- Livonia
- Lizella
- Lizton
- Lleida
- Lloydminster
- Loami
- Lochbuie
- Lochem
- Lock Haven
- Lockbourne
- Lockhart
- Lockland
- Lockport
- Locust
- Locust Grove
- Locust Valley
- Loda
- Lodi
- Loftus
- Logan
- Logan Township
- Logansport
- Loganville
- Loma Linda
- Lomas del Mirador
- Lombard
- Lometa
- Lomira
- Lompoc
- London
- Londonderry
- Lone Jack
- Lone Rock
- Lone Tree
- Long Beach
- Long Beach Township
- Long Branch
- Long Creek
- Long Grove
- Long Hill
- Long Lake
- Longboat Key
- Longmont
- Longs
- Longueuil
- Longview
- Longwood
- Lonoke
- Lonsdale
- Loogootee
- Loomis
- Loon Lake
- Lorain
- Lore City
- Lorena
- Loretto
- Lorida
- Lorton
- Los Alamitos
- Los Alamos
- Los Altos
- Los Altos Hills
- Los Angeles
- Los Gatos
- Los Olivos
- Los Ranchos de Albuquerque
- Losantville
- Loudon
- Loudonville
- Louisa
- Louisburg
- Louisiana
- Louisville
- Loveland
- Lovell
- Loves Park
- Lowell
- Lowellville
- Lower Lake
- Loxley
- Lubbock
- Lucas
- Lucerne
- Luckey
- Ludington
- Ludlow
- Lufkin
- Luling
- Lumber Bridge
- Lumberton
- Lunenburg
- Lusby
- Lutherville-Timonium
- Luttrell
- Lutz
- Luverne
- Luxembourg
- Luxemburg
- Luzerne
- Lyme
- Lynbrook
- Lynchburg
- Lynden
- Lyndhurst
- Lyndon
- Lyndora
- Lynn
- Lynnfield
- Lynnville
- Lynnwood
- Lynwood
- Lyon Charter Township
- Lyons