C
- Caddo
- Cade
- Cadeville
- Caernarvon
- Calcasieu
- Calhoun
- Calumet
- Calvert Acres
- Calvin
- Cameron
- Camp
- Campbell
- Campbell
- Camp Hardtner
- Camp Leroy Johnson
- Campti
- Canbeal
- Cancienne
- Canebrake
- Caneland
- Caney
- Cankton
- Cannon
- Cannonburg
- Canton
- Capitan
- Caplis
- Capps City
- Carencro
- Carey
- Carla
- Carlisle
- Carlton
- Carlyss
- Carmel
- Carney
- Carolina
- Caroline
- Carroll
- Carson
- Carterville
- Cartwright
- Carville
- Casa Linda
- Cash Point
- Cason
- Caspiana
- Cassandra
- Castilie
- Castor
- Castor Plunge
- Catahoula
- Catherine
- Catuna
- Cavett
- Cecil
- Cecile
- Cecilia
- Cedar Grove
- Cedar Mill Run
- Cedarton
- Center Point
- Centerville
- Central
- Central
- Central Estates
- Chacahoula
- Chackbay
- Chalkley
- Chalmette
- Chamberlin
- Chambers
- Chamblee
- Champagne
- Charenton
- Charlieville
- Charlotte
- Charon
- Chase
- Chataignier
- Chatham
- Chatman Town
- Chaudiere Casse
- Chauvin
- Chauvin Estates
- Chef Menteur
- Chelly Landing
- Chenal
- Cheneyville
- Cheniere
- Cheniere Au Tigre
- Cheniere Caminada
- Cherry Grove
- Chesbrough
- Chester
- Chestnut
- Chevey Chase
- Chiasson
- Chickasaw
- Chickasaw
- China
- Chinchuba
- Chinquapin Park
- Chipola
- Chloe
- Choctaw
- Choctaw
- Chopin
- Choudrant
- Choupique
- Choupique
- Church Point
- Cinclare
- Claiborne
- Clare
- Clarence
- Clarks
- Clay
- Claybank
- Clayton
- Clearwater
- Cleveland
- Clifton
- Clinton
- Clio
- Clotilda
- Cloutierville
- Clovelly Farms
- Cloverdale
- Clubhouse Landing
- Clyde
- Cobb
- Coburn
- Coburn
- Cocke
- Cocodrie
- Cocoville
- Coker
- Coldwater
- Cole
- Cole Central
- Coleman
- Colfax
- Colgrade
- College Hills
- Collinsburg
- Collinston
- Colquitt
- Colt
- Columbia
- Columbia Heights
- Colyell
- Comite
- Como
- Comrade
- Concession
- Concord
- Concord
- Conor
- Constance Beach
- Consuella
- Convent
- Converse
- Conway
- Coochie
- Cooktown
- Cooley
- Coon
- Coopers
- Cooter Point
- Cooterville
- Copenhagen
- Copley
- Cora
- Corbin
- Corey
- Corinth
- Corleyville
- Cornerview
- Corso
- Cortableau
- Cossinade
- Coteau
- Coteau Bourgeois
- Coteau Holmes
- Coteau Rodaire
- Cote Blanche Landing
- Cotton Plant
- Cottonport
- Cotton Valley
- Cottonwood
- Couchwood
- Couley
- Country Road
- County Side
- Coushatta
- Coverdale
- Covington
- Cow Island
- Cox Crossing
- Cox Ferry
- Craig Landing
- Crane
- Cranky Corner
- Crawford Landing
- Creole
- Crescent
- Creston
- Crew Lake
- Crews
- Crichton
- Crimea
- Crosley
- Crossroads
- Crossroads
- Crowley
- Crown Point
- Crowville
- Crozier
- Crystal Place
- Culbertson
- Cullen
- Curry
- Curtis
- Cutoff
- Cut Off
- Cut-Off Junction
- Cut Off Landing
- Cynthia Park
- Cypremort Point
- Cypress
- Cypress Creek