California › Trades › Plumbing
Licensed plumbers in California
C-36 Plumbing. 514 cities have at least 5 contractors with an active license for this trade in CSLB's file dated Oct 20, 2026, 16,523 listings in all. Pick a city.
Plumbing work calls for a C-36 Plumbing license. A B general builder can do plumbing only as part of a larger job with other unrelated trades, unless they also hold a C-36.
Alameda County
Amador County
Butte County
Calaveras County
Contra Costa County
Antioch (54)Bay Point (9)Brentwood (37)Clayton (6)Concord (66)Danville (20)Discovery Bay (7)El Cerrito (13)El Sobrante (17)Hercules (8)Lafayette (15)Martinez (26)Oakley (20)Orinda (6)Pacheco (7)Pinole (13)Pittsburg (29)Pleasant Hill (14)Richmond (42)Rodeo (6)San Pablo (15)San Ramon (20)Walnut Creek (35)
Del Norte County
El Dorado County
Fresno County
Glenn County
Humboldt County
Imperial County
Inyo County
Kern County
Kings County
Lake County
Lassen County
Los Angeles County
Acton (18)Agoura Hills (10)Agua Dulce (5)Alhambra (17)Altadena (19)Arcadia (28)Arleta (25)Artesia (9)Azusa (18)Baldwin Park (28)Bell (5)Bell Gardens (9)Bellflower (41)Beverly Hills (17)Burbank (127)Calabasas (9)Canoga Park (42)Canyon Country (46)Carson (20)Castaic (18)Cerritos (23)Chatsworth (44)City Of Industry (7)Claremont (10)Commerce (9)Compton (30)Covina (55)Cudahy (6)Culver City (30)Diamond Bar (27)Downey (57)Duarte (12)El Monte (26)El Segundo (11)Encino (42)Gardena (55)Glendale (159)Glendora (38)Granada Hills (80)Hacienda Heights (15)Harbor City (19)Hawthorne (37)Hermosa Beach (8)Huntington Park (13)Inglewood (44)La Canada (10)La Crescenta (30)La Mirada (24)La Puente (28)La Verne (18)Lake Balboa (5)Lakewood (42)Lancaster (81)Lawndale (30)Lomita (35)Long Beach (143)Los Angeles (649)Lynwood (25)Malibu (8)Manhattan Beach (5)Marina Del Rey (13)Mission Hills (26)Monrovia (29)Montebello (18)Monterey Park (17)Montrose (8)Newhall (19)North Hills (44)North Hollywood (95)Northridge (74)Norwalk (36)Pacoima (32)Palmdale (65)Palos Verdes Estates (7)Panorama City (34)Paramount (18)Pasadena (70)Pico Rivera (13)Pomona (25)Porter Ranch (11)Quartz Hill (5)Rancho Palos Verdes (15)Redondo Beach (44)Reseda (48)Rosemead (26)Rowland Heights (11)San Dimas (24)San Fernando (30)San Gabriel (24)San Marino (5)San Pedro (34)Santa Clarita (52)Santa Fe Springs (22)Santa Monica (35)Saugus (7)Shadow Hills (5)Sherman Oaks (51)Sierra Madre (5)Signal Hill (17)South El Monte (10)South Gate (29)South Pasadena (5)Stevenson Ranch (6)Studio City (21)Sun Valley (57)Sunland (23)Sylmar (96)Tarzana (44)Temple City (10)Torrance (114)Tujunga (38)Valencia (34)Valley Village (10)Van Nuys (135)Walnut (19)West Covina (39)West Hills (37)West Hollywood (8)Whittier (95)Wilmington (18)Winnetka (32)Woodland Hills (54)
Madera County
Marin County
Mariposa County
Mendocino County
Merced County
Mono County
Monterey County
Napa County
Nevada County
Orange County
Aliso Viejo (13)Anaheim (181)Anaheim Hills (5)Brea (34)Buena Park (42)Capistrano Beach (9)Costa Mesa (66)Cypress (22)Dana Point (20)Foothill Ranch (5)Fountain Valley (30)Fullerton (61)Garden Grove (87)Huntington Beach (122)Irvine (86)La Habra (28)Laguna Beach (15)Laguna Hills (23)Laguna Niguel (19)Lake Forest (27)Los Alamitos (21)Midway City (6)Mission Viejo (47)Newport Beach (17)Orange (97)Placentia (32)Rancho Santa Margarita (20)San Clemente (65)San Juan Capistrano (35)Santa Ana (103)Seal Beach (11)Stanton (23)Trabuco Canyon (6)Tustin (25)Westminster (29)Yorba Linda (33)
Placer County
Riverside County
Anza (6)Banning (10)Beaumont (20)Bermuda Dunes (5)Blythe (7)Calimesa (9)Canyon Lake (10)Cathedral City (18)Coachella (14)Corona (112)Desert Hot Springs (19)Eastvale (12)Hemet (45)Idyllwild (6)Indio (45)Jurupa Valley (18)La Quinta (17)Lake Elsinore (51)Menifee (60)Mira Loma (7)Moreno Valley (54)Murrieta (83)Norco (38)Nuevo (11)Palm Desert (53)Palm Springs (16)Perris (50)Riverside (207)Romoland (5)San Jacinto (18)Sun City (13)Temecula (76)Thermal (6)Thousand Palms (12)Wildomar (23)Winchester (21)
Sacramento County
San Benito County
San Bernardino County
Alta Loma (18)Apple Valley (33)Barstow (8)Big Bear City (20)Big Bear Lake (12)Bloomington (7)Chino (40)Chino Hills (19)Colton (14)Crestline (13)Fontana (51)Hesperia (44)Highland (18)Lake Arrowhead (5)Montclair (12)Oak Hills (8)Ontario (49)Phelan (9)Rancho Cucamonga (69)Redlands (29)Rialto (31)Running Springs (5)San Bernardino (58)Twentynine Palms (6)Upland (46)Victorville (27)Yucaipa (38)Yucca Valley (23)
San Diego County
Alpine (23)Bonita (20)Carlsbad (52)Chula Vista (126)Coronado (7)El Cajon (132)Encinitas (20)Escondido (126)Fallbrook (32)Imperial Beach (7)Jamul (11)La Jolla (11)La Mesa (35)Lakeside (40)Lemon Grove (24)National City (31)Oceanside (96)Poway (42)Ramona (36)Rancho Santa Fe (5)San Diego (487)San Marcos (50)Santee (55)Spring Valley (45)Valley Center (14)Vista (85)
San Francisco County
San Joaquin County
San Luis Obispo County
San Mateo County
Santa Barbara County
Santa Clara County
Santa Cruz County
Shasta County
Siskiyou County
Solano County
Sonoma County
Stanislaus County
Sutter County
Tehama County
Trinity County
Tulare County
Tuolumne County
Ventura County
Yolo County
Yuba County
County is the county most of a city's listings have on file with CSLB. Cities with fewer than 5 licensees for this trade don't get their own page yet. Those contractors are still in the license lookup.