All Quest Diagnostics Locations - California
- Agoura Hills
- Alameda
- Alhambra
- Anaheim
- Anderson
- Antioch
- Apple Valley
- Arcadia
- Arroyo Grande
- Auburn
- Bakersfield
- Barstow
- Beaumont
- Bellflower
- Benicia
- Berkeley
- Beverly Hills
- Brawley
- Brentwood
- Burbank
- Burlingame
- Calexico
- Camarillo
- Cameron Park
- Capitola
- Carlsbad
- Carmichael
- Castro Valley
- Chico
- Chino
- Chowchilla
- Chula Vista
- Clovis
- Coalinga
- Colusa
- Concord
- Corning
- Corona
- Costa Mesa
- Covina
- Culver City
- Daly City
- Dana Point
- Danville
- Davis
- Diamond Bar
- Downey
- El Cajon
- El Centro
- El Cerrito
- Elk Grove
- Encinitas
- Escondido
- Eureka
- Fair Oaks
- Fairfield
- Folsom
- Fontana
- Fountain Valley
- Freedom
- Fremont
- Fresno
- Fullerton
- Garden Grove
- Gilroy
- Glendale
- Glendora
- Goleta
- Grass Valley
- Greenbrae
- Gridley
- Hacienda Heights
- Hamilton City
- Hanford
- Hawthorne
- Hayward
- Healdsburg
- Hemet
- Hercules
- Hesperia
- Huntington Beach
- Indio
- Inglewood
- Irvine
- Jackson
- Kerman
- Kingsburg
- La Mesa
- La Palma
- La Quinta
- Lafayette
- Laguna Hills
- Laguna Niguel
- Lake Elsinore
- Lakeport
- Lancaster
- Lincoln
- Livermore
- Lodi
- Loma Linda
- Long Beach
- Los Alamitos
- Los Angeles
- Los Banos
- Los Gatos
- Lynwood
- Madera
- Manteca
- Marina
- Mariposa
- Menlo Park
- Merced
- Mill Valley
- Milpitas
- Mission Hills
- Mission Viejo
- Modesto
- Montebello
- Monterey
- Moreno Valley
- Morgan Hill
- Mountain View
- Murrieta
- Napa
- National City
- Newbury Park
- Newman
- Newport Beach
- North Hollywood
- Northridge
- Oakdale
- Oakhurst
- Oakland
- Oceanside
- Ojai
- Orange
- Orinda
- Orland
- Oroville
- Oxnard
- Pacific Grove
- Palm Springs
- Palmdale
- Paradise
- Pasadena
- Patterson
- Perris
- Petaluma
- Phelan
- Pittsburg
- Placentia
- Placerville
- Pleasant Hill
- Pleasanton
- Pomona
- Porterville
- Poway
- Rancho Cordova
- Rancho Cucamonga
- Rancho Mirage
- Rancho Santa Margarita
- Red Bluff
- Redding
- Redlands
- Redondo Beach
- Redwood City
- Ridgecrest
- Riverside
- Rocklin
- Roseville
- Sacramento
- Salinas
- San Bernardino
- San Carlos
- San Clemente
- San Diego
- San Dimas
- San Francisco
- San Gabriel
- San Jose
- San Leandro
- San Luis Obispo
- San Mateo
- San Pablo
- San Pedro
- San Rafael
- San Ramon
- Sanger
- Santa Ana
- Santa Barbara
- Santa Clarita
- Santa Cruz
- Santa Maria
- Santa Monica
- Santa Paula
- Santa Rosa
- Scotts Valley
- Sebastopol
- Selma
- Shasta Lake
- Sherman Oaks
- Simi Valley
- Solvang
- Sonoma
- Sonora
- Stockton
- Sun City
- Sunnyvale
- Tarzana
- Tehachapi
- Temecula
- Templeton
- Thousand Oaks
- Torrance
- Tracy
- Tulare
- Turlock
- Tustin
- Ukiah
- Upland
- Vacaville
- Vallejo
- Van Nuys
- Ventura
- Victorville
- Visalia
- Vista
- Walnut Creek
- West Covina
- West Hills
- West Sacramento
- Westlake Village
- Westminster
- Whittier
- Wildomar
- Woodland
- Yuba City
- Yucaipa