L
- La Barr Meadows
- La Canada Flintridge
- Lacjac
- Lackey Place
- La Costa
- La Crescenta
- La Cresta
- La Cresta Village
- La Delta
- Ladera
- Ladera Heights
- Ladera Ranch
- Lafayette
- La Fetra
- Lagol
- La Grange
- Laguna
- Laguna Beach
- Laguna Hills
- Laguna Junction
- Laguna Niguel
- Laguna Woods
- Lagunitas
- Lagunitas-Forest Knolls
- La Habra
- La Habra Heights
- La Honda
- La Honda Park
- Laird Landing
- Lairds Corner
- Lairds Landing
- La Jolla
- La Jolla
- La Jolla Amago
- La Jolla Ranch
- Lake Alpine
- Lake Arrowhead
- Lake Camanche Ranches
- Lake City
- Lake Crest Estates
- Lake Davis
- Lake Elsinore
- Lake Forest
- Lakehead
- Lake Henshaw
- Lake Hughes
- Lake Isabella
- Lakeland Village
- Lake Los Angeles
- Lake Madera Country
- Lake Mary
- Lake Nacimiento
- Lake of the Pines
- Lake of the Woods
- Lakeport
- Lakeridge Oaks
- Lake San Marcos
- Lakeshore
- Lakeside
- Lakeside Farms
- Lakeside Park
- Lakeside Terrace
- Lake Tamarisk
- Lake Valley
- Lakeview
- Lakeview
- Lakeview Resort
- Lake View Terrace
- Lakeville
- Lake Wildwood
- Lakewood
- Lakin
- La Mesa
- La Mirada
- Lamoine
- Lamont
- Lanare
- Lancaster
- Landco
- Lander Crossing
- Landers
- Lanfair
- Lang
- La Paco
- La Palma
- La Panza
- La Porte
- La Presa
- La Puente
- La Quinta
- Larabee
- Largo
- La Riviera
- Larkfield-Wikiup
- Larkmead
- Larkspur
- La Salle
- Las Cantilles
- Lasco
- Las Cruces
- La Selva Beach
- Las Flores
- Las Flores
- Las Lomas
- Las Palmas
- Last Chance
- Lathrop
- Laton
- Latrobe
- Laughlin
- Laurel
- La Verne
- Lavic
- La Vina
- Lawndale
- Lawrence
- Lawrence Welk Resort Village
- Laws
- Laytonville
- Leadfield
- Leaf
- Leavitt
- Lebec
- Leesdale
- Leesville
- Lee Vining
- Leggett
- Le Grand
- Leisure Lake Mobile
- Leisure Town
- Lemoncove
- Lemon Grove
- Lemon Heights
- Lemoore
- Lemoore Station
- Lennox
- Lento
- Lenwood
- Leona Valley
- Lerona
- Leucadia
- Levis
- Lewiston
- Lexington Hills
- Lianada
- Liberty
- Liberty Farms
- Liberty Park
- Lick
- Likely
- Lilac
- Lincoln
- Lincoln Acres
- Lincoln Crest
- Lincoln Village
- Lincoln Village
- Linda
- Linda Rose
- Linda Vista
- Linda Vista
- Lindcove
- Linden
- Lindsay
- Lingard
- Linne
- Linnie
- Linocove
- Lira
- Lisko
- Litchfield
- Little Lake
- Little Morongo Heights
- Little Osaka
- Little Penny
- Little River
- Littlerock
- Little Shasta
- Little Valley
- Live Oak
- Live Oak
- Live Oak Springs
- Livermore
- Livingston
- Llano
- Locans
- Loch Lomond
- Locke
- Lockeford
- Lockford
- Lockhart
- Lockwood
- Lodi
- Lodoga
- Logan
- Logan
- Logandale
- Loganville
- Log Cabin
- Lokern
- Lokoya
- Loleta
- Loma Linda
- Loma Mar
- Loma Portal
- Loma Rica
- Lomita
- Lomo
- Lompico
- Lompoc
- London
- Lone Pine
- Lone Star
- Lone Star Junction
- Long Barn
- Long Beach
- Longvale
- Longville
- Lonoak
- Lonoke
- Lonsmith
- Lookout
- Lookout Junction
- Loomis
- Loomis Corners
- Loops
- Loraine
- Lort
- Los Alamitos
- Los Alamos
- Los Altos
- Los Altos Hills
- Los Angeles
- Los Banos
- Los Gatos
- Los Medanos
- Los Molinos
- Los Nietos
- Los Olivos
- Los Serranos
- Lost City
- Los Terrentos
- Lost Hills
- Los Trancos Woods
- Los Transco Woods
- Lotus
- Lovelock
- Lower Forni
- Lower Lake
- Lowery
- Loyalton
- Loyola
- Lucas Valley
- Lucerne
- Lucerne
- Lucerne Valley
- Lucia
- Luckie Place
- Ludlow
- Lumer
- Lumpkin
- Lundy
- Lyman Springs
- Lynwood
- Lynwood Hills
- Lyonsville
- Lyoth
- Lytton