1998 Market St,
San Francisco, CA 94102
Get Directions
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.
Looking for a facility or operation that is not a lab testing location?
US Facilities & Operations International Facilities & Operations
List
Map
0.94 mi away
Monday:
9:00 am-7:00 pm
Tuesday:
9:00 am-7:00 pm
Wednesday:
9:00 am-7:00 pm
Thursday:
9:00 am-7:00 pm
Friday:
9:00 am-7:00 pm
Saturday:
9:00 am-7:00 pm
Sunday:
9:00 am-7:00 pm
1.64 mi away
Monday:
9:00 am-7:00 pm
Tuesday:
9:00 am-7:00 pm
Wednesday:
9:00 am-7:00 pm
Thursday:
9:00 am-7:00 pm
Friday:
9:00 am-7:00 pm
Saturday:
Closed
Sunday:
Closed
Carbon Health - Inner Sunset (Preferred)
2131 Irving St,
San Francisco, CA 94122
Get Directions2.44 mi away
Monday:
9:00 am-7:00 pm
Tuesday:
9:00 am-7:00 pm
Wednesday:
9:00 am-7:00 pm
Thursday:
9:00 am-7:00 pm
Friday:
9:00 am-7:00 pm
Saturday:
9:00 am-7:00 pm
Sunday:
9:00 am-7:00 pm
2.46 mi away
Monday:
8:00 am-4:30 pm
Tuesday:
8:00 am-4:30 pm
Wednesday:
8:00 am-4:30 pm
Thursday:
8:00 am-4:30 pm
Friday:
8:00 am-4:30 pm
Saturday:
Closed
Sunday:
Closed
3.04 mi away
Monday:
9:00 am-7:00 pm
Tuesday:
9:00 am-7:00 pm
Wednesday:
9:00 am-7:00 pm
Thursday:
9:00 am-7:00 pm
Friday:
9:00 am-7:00 pm
Saturday:
9:00 am-7:00 pm
Sunday:
9:00 am-7:00 pm
8.42 mi away
Monday:
10:00 am-4:00 pm
Tuesday:
10:00 am-4:00 pm
Wednesday:
10:00 am-4:00 pm
Thursday:
10:00 am-4:00 pm
Friday:
10:00 am-4:00 pm
Saturday:
Closed
Sunday:
Closed
10.77 mi away
Monday:
9:00 am-5:00 pm
Tuesday:
9:00 am-5:00 pm
Wednesday:
9:00 am-5:00 pm
Thursday:
9:00 am-5:00 pm
Friday:
9:00 am-5:00 pm
Saturday:
Closed
Sunday:
Closed
11.37 mi away
Monday:
10:00 am-4:00 pm
Tuesday:
10:00 am-4:00 pm
Wednesday:
10:00 am-4:00 pm
Thursday:
10:00 am-4:00 pm
Friday:
10:00 am-4:00 pm
Saturday:
Closed
Sunday:
Closed
16.45 mi away
Monday:
9:30 am-5:00 pm
Tuesday:
9:30 am-5:00 pm
Wednesday:
9:30 am-5:00 pm
Thursday:
9:30 am-5:00 pm
Friday:
9:30 am-5:00 pm
Saturday:
Closed
Sunday:
Closed
17.13 mi away
Monday:
8:30 am-3:00 pm
Tuesday:
8:30 am-3:00 pm
Wednesday:
8:30 am-3:00 pm
Thursday:
8:30 am-3:00 pm
Friday:
8:30 am-3:00 pm
Saturday:
Closed
Sunday:
Closed
20.08 mi away
Monday:
9:00 am-11:30 am , 1:00 pm-4:00 pm
Tuesday:
9:00 am-11:30 am , 1:00 pm-4:00 pm
Wednesday:
9:00 am-11:30 am , 1:00 pm-4:00 pm
Thursday:
9:00 am-11:30 am , 1:00 pm-4:00 pm
Friday:
9:00 am-11:30 am , 1:00 pm-4:00 pm
Saturday:
Closed
Sunday:
Closed
22.15 mi away
Monday:
Closed
Tuesday:
9:00 am-2:00 pm
Wednesday:
9:00 am-2:00 pm
Thursday:
9:00 am-2:00 pm
Friday:
9:00 am-2:00 pm
Saturday:
Closed
Sunday:
Closed
ARCpoint Labs of Martinez (Preferred)
3237 Alhambra Ave,
Martinez, CA 94553
Get Directions23.28 mi away
Monday:
9:00 am-4:00 pm
Tuesday:
9:00 am-4:00 pm
Wednesday:
9:00 am-4:00 pm
Thursday:
9:00 am-4:00 pm
Friday:
9:00 am-4:00 pm
Saturday:
Closed
Sunday:
Closed
23.74 mi away
Monday:
8:00 am-4:30 pm
Tuesday:
8:00 am-4:30 pm
Wednesday:
8:00 am-4:30 pm
Thursday:
8:00 am-4:30 pm
Friday:
8:00 am-4:30 pm
Saturday:
Closed
Sunday:
Closed
23.87 mi away
Monday:
9:00 am-4:00 pm
Tuesday:
9:00 am-4:00 pm
Wednesday:
9:00 am-4:00 pm
Thursday:
9:00 am-4:00 pm
Friday:
9:00 am-4:00 pm
Saturday:
9:00 am-12:00 pm
Sunday:
9:00 am-12:00 pm
Carbon Health - Martinez (Preferred)
1125 Arnold Dr,
Martinez, CA 94553
Get Directions24.01 mi away
Monday:
10:00 am-2:00 pm
Tuesday:
10:00 am-2:00 pm
Wednesday:
10:00 am-2:00 pm
Thursday:
10:00 am-2:00 pm
Friday:
10:00 am-2:00 pm
Saturday:
Closed
Sunday:
Closed
25.97 mi away
Monday:
7:30 am-3:00 pm
Tuesday:
7:30 am-3:00 pm
Wednesday:
7:30 am-3:00 pm
Thursday:
7:30 am-3:00 pm
Friday:
7:30 am-3:00 pm
Saturday:
Closed
Sunday:
Closed
28.54 mi away
Monday:
10:00 am-3:00 pm
Tuesday:
10:00 am-3:00 pm
Wednesday:
10:00 am-3:00 pm
Thursday:
10:00 am-3:00 pm
Friday:
10:00 am-3:00 pm
Saturday:
Closed
Sunday:
Closed
30.04 mi away
Monday:
10:00 am-4:00 pm
Tuesday:
10:00 am-4:00 pm
Wednesday:
10:00 am-4:00 pm
Thursday:
10:00 am-4:00 pm
Friday:
10:00 am-4:00 pm
Saturday:
9:00 am-3:00 pm
Sunday:
9:00 am-3:00 pm
No Drugs Inc - Fremont (Preferred)
3225 Seldon Ct,
Fremont, CA 94539
Get Directions30.75 mi away
Monday:
8:00 am-4:30 pm
Tuesday:
8:00 am-4:30 pm
Wednesday:
8:00 am-4:30 pm
Thursday:
8:00 am-4:30 pm
Friday:
8:00 am-4:30 pm
Saturday:
Closed
Sunday:
Closed
35.05 mi away
Monday:
Vary
Tuesday:
Vary
Wednesday:
Vary
Thursday:
Vary
Friday:
Vary
Saturday:
Closed
Sunday:
Closed
35.67 mi away
Monday:
9:00 am-7:00 pm
Tuesday:
9:00 am-7:00 pm
Wednesday:
9:00 am-7:00 pm
Thursday:
9:00 am-7:00 pm
Friday:
9:00 am-7:00 pm
Saturday:
9:00 am-7:00 pm
Sunday:
9:00 am-7:00 pm
IRP & Drug Testing Services - Fairfield (Preferred)
1335 Oliver Rd,
Fairfield, CA 94534
Get Directions39.56 mi away
Monday:
9:00 am-5:00 pm
Tuesday:
9:00 am-5:00 pm
Wednesday:
9:00 am-5:00 pm
Thursday:
9:00 am-5:00 pm
Friday:
9:00 am-5:00 pm
Saturday:
9:00 am-1:00 pm
Sunday:
Closed
39.66 mi away
Monday:
9:00 am-2:00 pm
Tuesday:
9:00 am-2:00 pm
Wednesday:
9:00 am-2:00 pm
Thursday:
9:00 am-2:00 pm
Friday:
9:00 am-2:00 pm
Saturday:
Closed
Sunday:
Closed
39.77 mi away
Monday:
10:00 am-3:30 pm
Tuesday:
10:00 am-3:30 pm
Wednesday:
10:00 am-3:30 pm
Thursday:
10:00 am-3:30 pm
Friday:
10:00 am-3:30 pm
Saturday:
10:00 am-3:30 pm
Sunday:
10:00 am-3:30 pm
39.8 mi away
Monday:
9:00 am-5:00 pm
Tuesday:
9:00 am-5:00 pm
Wednesday:
9:00 am-5:00 pm
Thursday:
9:00 am-5:00 pm
Friday:
9:00 am-5:00 pm
Saturday:
9:00 am-5:00 pm
Sunday:
9:00 am-5:00 pm
Carbon Health - Saratoga (Preferred)
1390 El Paseo De Saratoga,
San Jose, CA 95130
Get Directions39.96 mi away
Monday:
10:00 am-4:00 pm
Tuesday:
10:00 am-4:00 pm
Wednesday:
10:00 am-4:00 pm
Thursday:
10:00 am-4:00 pm
Friday:
10:00 am-4:00 pm
Saturday:
Closed
Sunday:
Closed
DNA & Drug Screening Services (Preferred)
242 Meridian Ave Ste C,
San Jose, CA 95126
Get Directions40.73 mi away
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
41.13 mi away
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
41.18 mi away
Monday:
8:30 am-3:00 pm
Tuesday:
8:30 am-3:00 pm
Wednesday:
8:30 am-3:00 pm
Thursday:
8:30 am-3:00 pm
Friday:
8:30 am-3:00 pm
Saturday:
Closed
Sunday:
Closed
Carbon Health - Campbell (Preferred)
1760 S Bascom Ave,
Campbell, CA 95008
Get Directions41.93 mi away
Monday:
9:00 am-7:00 pm
Tuesday:
9:00 am-7:00 pm
Wednesday:
9:00 am-7:00 pm
Thursday:
9:00 am-7:00 pm
Friday:
9:00 am-7:00 pm
Saturday:
9:00 am-7:00 pm
Sunday:
9:00 am-7:00 pm
44.55 mi away
Monday:
8:00 am-4:30 pm
Tuesday:
8:00 am-4:30 pm
Wednesday:
8:00 am-4:30 pm
Thursday:
8:00 am-4:30 pm
Friday:
8:00 am-4:30 pm
Saturday:
Closed
Sunday:
Closed
45.53 mi away
Monday:
10:00 am-3:30 pm
Tuesday:
10:00 am-3:30 pm
Wednesday:
10:00 am-3:30 pm
Thursday:
10:00 am-3:30 pm
Friday:
10:00 am-3:30 pm
Saturday:
10:00 am-3:30 pm
Sunday:
10:00 am-3:30 pm
49.21 mi away
Monday:
8:00 am-4:00 pm
Tuesday:
8:00 am-4:00 pm
Wednesday:
8:00 am-4:00 pm
Thursday:
8:00 am-4:00 pm
Friday:
8:00 am-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.
- Site map
- Privacy Notices
- Terms
- Contact us
- Language assistance / non-discrimination
- Asistencia de idiomas / Aviso de no discriminación
- 語言協助 / 不歧視通知
- Accessibility
-
Your Privacy Choices
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.