Skip to main content

In-home sample collection may be available in your area for purchase through Quest Mobile™

When scheduling an appointment online, use your zip code (not city name) for best results. After entering your zip code, a Quest Mobile option will appear if it’s available for purchase in your area. Let’s check

Hide
Quest Diagnostics

Location search

Lab testing, laboratory and office locations around the world

Quest Diagnostics has headquarters in the U.S. and operations in India, Ireland, and Mexico. Our products and services are used by customers in over 130 countries. We also collaborate with many international diagnostic laboratories, hospitals and clinics to help improve human health around the world.

Search for a lab testing location to schedule an appointment

Required

Search

Looking for a facility or operation that is not a lab testing location?

US Facilities & Operations International Facilities & Operations

List

Quest Diagnostics - Sonoma Perkins - Employer Drug Testing Not Offered

386 PERKINS ST,

SONOMA, CA 95476

Get Directions
ds-icon--pin Created with Sketch.

2.27 mi away

Schedule Appointment 707-935-8969
Monday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Petaluma Professional Drive- Employer Drug Testing Not Offered

1550 Professional Drive,

Suite B

Petaluma, CA 94954

Get Directions
ds-icon--pin Created with Sketch.

9.01 mi away

Schedule Appointment 707-782-0278
Monday: 7:30 am-4:00 pm
Tuesday: 7:30 am-4:00 pm
Wednesday: 7:30 am-4:00 pm
Thursday: 7:30 am-4:00 pm
Friday: 7:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Napa Trancas

673 Trancas St,

Napa, CA 94558

Get Directions
ds-icon--pin Created with Sketch.

10.24 mi away

Schedule Appointment 707-252-1611
Monday: 7:30 am-4:00 pm
Tuesday: 7:30 am-4:00 pm
Wednesday: 7:30 am-4:00 pm
Thursday: 7:30 am-4:00 pm
Friday: 7:30 am-4:00 pm
Saturday: 7:30 am-11:30 am
Sunday: Closed
Quest Diagnostics - Inside Nave Dr Safeway Store

5720 Nave Dr,

Novato, CA 94949

Get Directions
ds-icon--pin Created with Sketch.

13.99 mi away

Schedule Appointment 628-682-5146
Monday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Vallejo Hospital Drive - Employer Drug Testing Not Offered

160 Hospital Dr,

Vallejo, CA 94589

Get Directions
ds-icon--pin Created with Sketch.

14.56 mi away

Schedule Appointment 707-557-7315
Monday: 6:30 am-4:00 pm
Tuesday: 6:30 am-4:00 pm
Wednesday: 6:30 am-4:00 pm
Thursday: 6:30 am-4:00 pm
Friday: 6:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Inside San Rafael Safeway Store - Employer Drug Testing Not Offered

950 Las Gallinas Ave,

San Rafael, CA 94903

Get Directions
ds-icon--pin Created with Sketch.

17.8 mi away

Schedule Appointment 415-680-1042
Monday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Friday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Santa Rosa Sonoma Avenue

990 Sonoma Ave,

Ste 18A

Santa Rosa, CA 95404

Get Directions
ds-icon--pin Created with Sketch.

18.02 mi away

Schedule Appointment 707-575-7415
Monday: 7:30 am-4:00 pm
Tuesday: 7:30 am-4:00 pm
Wednesday: 7:30 am-4:00 pm
Thursday: 7:30 am-4:00 pm
Friday: 7:30 am-4:00 pm
Saturday: 7:30 am-11:30 am
Sunday: Closed
Quest Diagnostics - Hercules Alfred Nobel

500 Alfred Nobel Drive,

Suite 115

Hercules, CA 94547

Get Directions
ds-icon--pin Created with Sketch.

19.24 mi away

Schedule Appointment 510-741-8946
Monday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - San Rafael D Street - Employer Drug Testing Not Offered

711 D Street,

Suite 103

San Rafael, CA 94901

Get Directions
ds-icon--pin Created with Sketch.

20.15 mi away

Schedule Appointment 415-925-2720
Monday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Benicia Southampton Rd

810 Southampton Rd,

Ste 109

Benicia, CA 94510

Get Directions
ds-icon--pin Created with Sketch.

20.42 mi away

Schedule Appointment 707-746-6360
Monday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Fairfield Oliver

1411 Oliver Road,

Suite 130

Fairfield, CA 94534

Get Directions
ds-icon--pin Created with Sketch.

20.77 mi away

Schedule Appointment 707-421-1827
Monday: 7:00 am-4:00 pm
Tuesday: 7:00 am-4:00 pm
Wednesday: 7:00 am-4:00 pm
Thursday: 7:00 am-4:00 pm
Friday: 7:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Sebastopol Palm Avenue - Employer Drug Testing Not Offered

6800 Palm Avenue,

Suite G

Sebastopol, CA 95472

Get Directions
ds-icon--pin Created with Sketch.

21.32 mi away

Schedule Appointment 707-824-0459
Monday: 7:30 am-4:00 pm
Tuesday: 7:30 am-4:00 pm
Wednesday: 7:30 am-4:00 pm
Thursday: 7:30 am-4:00 pm
Friday: 7:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - San Pablo Vale Rd- Employer Drug Testing Not Offered

2101 VALE RD,

STE 102

SAN PABLO, CA 94806

Get Directions
ds-icon--pin Created with Sketch.

21.89 mi away

Schedule Appointment 510-237-3528
Monday: 7:30 am-4:00 pm
Tuesday: 7:30 am-4:00 pm
Wednesday: 7:30 am-4:00 pm
Thursday: 7:30 am-4:00 pm
Friday: 7:30 am-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Greenbrae South Eliseo

1000 S Eliseo Dr,

Ste 100

Greenbrae, CA 94904

Get Directions
ds-icon--pin Created with Sketch.

21.99 mi away

Schedule Appointment 415-299-6461
Monday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Tuesday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Wednesday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Thursday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Friday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Larkspur Bon Air Road

5 Bon Air Rd,

Ste 119

Larkspur, CA 94939

Get Directions
ds-icon--pin Created with Sketch.

22.04 mi away

Schedule Appointment 415-886-6080
Monday: 7:00 am-4:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-4:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-4:30 pm
Saturday: 7:30 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Mill Valley Miller Avenue - Employer Drug Testing Not Offered

447 Miller Ave,

Mill Valley, CA 94941

Get Directions
ds-icon--pin Created with Sketch.

25.27 mi away

Schedule Appointment 415-925-2800
Monday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Tuesday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Wednesday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Thursday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Friday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Vacaville Mason Street

770 Mason St,

Ste 140

Vacaville, CA 95688

Get Directions
ds-icon--pin Created with Sketch.

26.09 mi away

Schedule Appointment 707-724-0524
Monday: 7:00 am-4:00 pm
Tuesday: 7:00 am-4:00 pm
Wednesday: 7:00 am-4:00 pm
Thursday: 7:00 am-4:00 pm
Friday: 7:00 am-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Pleasant Hill Gregory Lane

401 Gregory Ln,

Ste 146

Pleasant Hill, CA 94523

Get Directions
ds-icon--pin Created with Sketch.

29.58 mi away

Schedule Appointment 925-687-2514
Monday: 7:30 am-12:00 pm
Tuesday: 7:30 am-12:00 pm
Wednesday: 7:30 am-12:00 pm
Thursday: 7:30 am-12:00 pm
Friday: 7:30 am-12:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Berkeley Regent - Employer Drug Testing Not Offered

2999 Regent Street,

Suite 100 & 102

Berkeley, CA 94705

Get Directions
ds-icon--pin Created with Sketch.

29.74 mi away

Schedule Appointment 510-849-3181
Monday: 7:00 am-4:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-4:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Lafayette Mt Diablo Boulevard - Employer Drug Testing Not Offered

3800 Mt Diablo Blvd,

Suite 104

Lafayette, CA 94549

Get Directions
ds-icon--pin Created with Sketch.

30.75 mi away

Schedule Appointment 925-283-4872
Monday: 7:30 am-12:00 pm , 1:00 pm-3:00 pm
Tuesday: 7:30 am-12:00 pm , 1:00 pm-3:00 pm
Wednesday: 7:30 am-12:00 pm , 1:00 pm-3:00 pm
Thursday: 7:30 am-12:00 pm , 1:00 pm-3:00 pm
Friday: 7:30 am-12:00 pm , 1:00 pm-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - 3300 Webster St - Employer Drug Testing Not Offered

3300 Webster St,

Ste 109

Oakland, CA 94609

Get Directions
ds-icon--pin Created with Sketch.

31.88 mi away

Schedule Appointment 510-251-0547
Monday: 6:30 am-5:00 pm
Tuesday: 6:30 am-5:00 pm
Wednesday: 6:30 am-5:00 pm
Thursday: 6:30 am-5:00 pm
Friday: 6:30 am-5:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - San Francisco Clay Street - Employer Drug Testing Not Offered

941 Clay St,

San Francisco, CA 94108

Get Directions
ds-icon--pin Created with Sketch.

32.11 mi away

Schedule Appointment 415-956-2543
Monday: 8:00 am-12:30 pm , 1:00 pm-3:00 pm
Tuesday: 8:00 am-12:30 pm , 1:00 pm-3:00 pm
Wednesday: 8:00 am-12:30 pm , 1:00 pm-3:00 pm
Thursday: 8:00 am-12:30 pm , 1:00 pm-3:00 pm
Friday: 8:00 am-12:30 pm , 1:00 pm-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Concord Clayton Rd

4383 Clayton Rd,

Suite 20

Concord, CA 94521

Get Directions
ds-icon--pin Created with Sketch.

32.11 mi away

Schedule Appointment 831-212-2754
Monday: 7:30 am-4:30 pm
Tuesday: 7:30 am-4:30 pm
Wednesday: 7:30 am-4:30 pm
Thursday: 7:30 am-4:30 pm
Friday: 7:30 am-4:30 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - San Francisco Sutter Street - Employer Drug Testing Not Offered

450 Sutter Street,

Ste 2540

San Francisco, CA 94108

Get Directions
ds-icon--pin Created with Sketch.

32.43 mi away

Schedule Appointment 415-398-2410
Monday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Walnut Creek La Cas Via

108 La Casa Via,

Ste 105

Walnut Creek, CA 94598

Get Directions
ds-icon--pin Created with Sketch.

32.49 mi away

Schedule Appointment 925-930-6897
Monday: 7:30 am-4:30 pm
Tuesday: 7:30 am-4:30 pm
Wednesday: 7:30 am-4:30 pm
Thursday: 7:30 am-4:30 pm
Friday: 7:30 am-4:30 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - San Francisco 2201 Post Street - Employer Drug Testing Not Offered

2201 Post St,

San Francisco, CA 94115

Get Directions
ds-icon--pin Created with Sketch.

32.67 mi away

Schedule Appointment 415-931-6492
Monday: 8:00 am-12:00 pm , 1:00 pm-4:30 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-4:30 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-4:30 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-4:30 pm
Friday: 8:00 am-12:00 pm , 1:00 pm-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Oakland 9th St - Employer Drug Testing Not Offered

388 9Th St,

Ste 218A

Oakland, CA 94607

Get Directions
ds-icon--pin Created with Sketch.

33.07 mi away

Schedule Appointment 510-835-4190
Monday: 7:30 am-4:00 pm
Tuesday: 7:30 am-4:00 pm
Wednesday: 7:30 am-4:00 pm
Thursday: 7:30 am-4:00 pm
Friday: 7:30 am-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Employer Drug Screens Not Offered - Healdsburg March Avenue

421 March Ave,

Ste C

Healdsburg, CA 95448

Get Directions
ds-icon--pin Created with Sketch.

33.37 mi away

Schedule Appointment 707-473-9714
Monday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - San Francisco 15th Street

2198 15th St,

San Francisco, CA 94114

Get Directions
ds-icon--pin Created with Sketch.

33.96 mi away

Schedule Appointment 415-431-8723
Monday: 8:00 am-12:00 pm , 12:30 pm-4:00 pm
Tuesday: 8:00 am-12:00 pm , 12:30 pm-4:00 pm
Wednesday: 8:00 am-12:00 pm , 12:30 pm-4:00 pm
Thursday: 8:00 am-12:00 pm , 12:30 pm-4:00 pm
Friday: 8:00 am-12:00 pm , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - San Francisco Valencia Street - Employer Drug Testing Not Offered

1640 Valencia St,

Ste 1B

San Francisco, CA 94110

Get Directions
ds-icon--pin Created with Sketch.

35.35 mi away

Schedule Appointment 415-648-4167
Monday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Pittsburg Gladstone Drive - Employer Drug Testing Not Offered

2250 Gladstone Dr,

Ste 5

Pittsburg, CA 94565

Get Directions
ds-icon--pin Created with Sketch.

35.83 mi away

Schedule Appointment 925-206-2482
Monday: 7:30 am-4:30 pm
Tuesday: 7:30 am-4:30 pm
Wednesday: 7:30 am-4:30 pm
Thursday: 7:30 am-4:30 pm
Friday: 7:30 am-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Alameda Whitehall Place

2111 Whitehall Place,

Suite D

Alameda, CA 94501

Get Directions
ds-icon--pin Created with Sketch.

36.05 mi away

Schedule Appointment 510-337-0506
Monday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:30 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Antioch Lone Tree Way - Employer Drug Testing Not Offered

4049 Lone Tree Way,

Suite F

Antioch, CA 94531

Get Directions
ds-icon--pin Created with Sketch.

40.0 mi away

Schedule Appointment 925-477-0412
Monday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Friday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Daly City Campus Drive

901 Campus Dr,

Ste 103

Daly City, CA 94015

Get Directions
ds-icon--pin Created with Sketch.

40.9 mi away

Schedule Appointment 650-758-1588
Monday: 7:00 am-4:00 pm
Tuesday: 7:00 am-4:00 pm
Wednesday: 7:00 am-4:00 pm
Thursday: 7:00 am-4:00 pm
Friday: 7:00 am-4:00 pm
Saturday: 7:30 am-11:30 am
Sunday: Closed
Quest Diagnostics - San Leandro East 14th - Employer Drug Testing Not Offered

13847 E 14Th St,

Ste 111

San Leandro, CA 94578

Get Directions
ds-icon--pin Created with Sketch.

41.09 mi away

Schedule Appointment 510-357-5438
Monday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-3:50 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Inside San Ramon Valley Blvd Safeway Store - Employer Drug Testing Not Offered

2505 San Ramon Valley Blvd,

San Ramon, CA 94583

Get Directions
ds-icon--pin Created with Sketch.

42.05 mi away

Schedule Appointment 925-856-9215
Monday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Friday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Employer Drug Screens Not Offered - Davis W Covell Blvd

1411 W Covell Blvd,

Ste 102

Davis, CA 95616

Get Directions
ds-icon--pin Created with Sketch.

42.34 mi away

Schedule Appointment 530-902-4932
Monday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Tuesday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Wednesday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Thursday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Friday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Castro Valley Lake Chabot - Employer Drug Testing Not Offered

20400 Lake Chabot Rd,

Ste 101

Castro Valley, CA 94546

Get Directions
ds-icon--pin Created with Sketch.

43.51 mi away

Schedule Appointment 510-881-1570
Monday: 7:00 am-4:00 pm
Tuesday: 7:00 am-4:00 pm
Wednesday: 7:00 am-4:00 pm
Thursday: 7:00 am-4:00 pm
Friday: 7:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Millbrae El Camino Real

120 S El Camino Real,

Ste 5

Millbrae, CA 94030

Get Directions
ds-icon--pin Created with Sketch.

45.73 mi away

Schedule Appointment 650-651-0027
Monday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Tuesday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Wednesday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Thursday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Friday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Brentwood Central Boulevard

1181 Central Boulevard,

Suite C

Brentwood, CA 94513

Get Directions
ds-icon--pin Created with Sketch.

45.91 mi away

Schedule Appointment 925-516-4900
Monday: 7:30 am-4:00 pm
Tuesday: 7:30 am-4:00 pm
Wednesday: 7:30 am-4:00 pm
Thursday: 7:30 am-4:00 pm
Friday: 7:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Hayward Southland Mall - Employer Drug Testing Not Offered

1 Southland Mall Dr,

Suite 718

Hayward, CA 94545

Get Directions
ds-icon--pin Created with Sketch.

45.96 mi away

Schedule Appointment 510-785-7075
Monday: 6:30 am-3:30 pm
Tuesday: 6:30 am-3:30 pm
Wednesday: 6:30 am-3:30 pm
Thursday: 6:30 am-3:30 pm
Friday: 6:30 am-3:30 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Woodland E.Gibson

1837 E Gibson Rd,

Ste C

Woodland, CA 95776

Get Directions
ds-icon--pin Created with Sketch.

47.32 mi away

Schedule Appointment 530-220-9994
Monday: 7:00 am-5:00 pm
Tuesday: 7:00 am-5:00 pm
Wednesday: 7:00 am-5:00 pm
Thursday: 7:00 am-5:00 pm
Friday: 7:00 am-5:00 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Pleasanton Stoneridge Mall - Employer Drug Testing Not Offered

5720 Stoneridge Mall Road,

Suite 110

Pleasanton, CA 94588

Get Directions
ds-icon--pin Created with Sketch.

48.09 mi away

Schedule Appointment 925-227-0180
Monday: 7:00 am-4:00 pm
Tuesday: 7:00 am-4:00 pm
Wednesday: 7:00 am-4:00 pm
Thursday: 7:00 am-4:00 pm
Friday: 7:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - San Mateo 2nd Ave

110 2Nd Ave,

San Mateo, CA 94401

Get Directions
ds-icon--pin Created with Sketch.

48.39 mi away

Schedule Appointment 650-344-8143
Monday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Tuesday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Wednesday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Thursday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Friday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Foster City E Hillsdale Blvd

1241 East Hillsdale Blvd,

Ste 260

Foster City, CA 94404

Get Directions
ds-icon--pin Created with Sketch.

48.69 mi away

Schedule Appointment 650-212-7426
Monday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Tuesday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Wednesday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Thursday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Friday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Inside Dublin Safeway Tassajara Road

4440 Tassajara Rd,

Dublin, CA 94568

Get Directions
ds-icon--pin Created with Sketch.

49.08 mi away

Schedule Appointment 925-519-3352
Monday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed

Our focus on your safety

Our safety precautions help ensure your confidence and comfort while visiting our Patient Service Centers to get the testing you need, today and every day.

Learn More

Our company

Quest® is the brand name used for services offered by Quest Diagnostics Incorporated and its affiliated companies. Quest Diagnostics Incorporated and certain affiliates are CLIA-certified laboratories that provide HIPAA-covered services.  Other affiliates operated under the Quest® brand, such as Quest Consumer Inc., do not provide HIPAA-covered services. 

 

Quest®, Quest Diagnostics®, any associated logos, and all associated Quest Diagnostics registered or unregistered trademarks are the property of Quest Diagnostics. All third-party marks—® and ™—are the property of their respective owners. © 2025 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.