107 Piper Hill Dr,
Saint Peters, MO 63376
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.
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7.67 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
8.39 mi away
Monday:
6:00 am-5:00 pm
Tuesday:
6:00 am-5:00 pm
Wednesday:
6:00 am-5:00 pm
Thursday:
6:00 am-5:00 pm
Friday:
6:00 am-5:00 pm
Saturday:
7:00 am-1:00 pm
Sunday:
Closed
8.81 mi away
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:
Closed
Sunday:
Closed
ARCpoint Labs of St. Charles (Preferred)
3769 New Town Blvd,
Saint Charles, MO 63301
Get Directions11.91 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:
8:00 am-1:00 pm
Sunday:
Closed
15.61 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:
7:00 am-3:00 pm
Sunday:
Closed
Mercy Occ Health-Creve Coeur (Preferred)
11700 Studt Ave,
Saint Louis, MO 63141
Get Directions16.22 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
ARCpoint Labs of St. Louis West (Preferred)
11255 Olive Blvd,
Saint Louis, MO 63141
Get Directions16.72 mi away
Monday:
8:00 am-5:00 pm
Tuesday:
8:00 am-5:00 pm
Wednesday:
8:00 am-5:00 pm
Thursday:
8:00 am-5:00 pm
Friday:
8:00 am-5:00 pm
Saturday:
Closed
Sunday:
Closed
17.97 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
18.9 mi away
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
Mercy Hospital Lincoln UCC (Preferred)
1000 E Cherry St,
Troy, MO 63379
Get Directions20.11 mi away
Monday:
8:00 am-6:30 pm
Tuesday:
8:00 am-6:30 pm
Wednesday:
8:00 am-6:30 pm
Thursday:
8:00 am-6:30 pm
Friday:
8:00 am-6:30 pm
Saturday:
Closed
Sunday:
Closed
Quest Diagnostics - Florissant
8186 N Lindbergh Blvd,
Florissant, MO 63031
Get Directions20.26 mi away
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:
7:00 am-1:00 pm
Sunday:
Closed
20.66 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
23.79 mi away
Monday:
8:30 am-5:30 pm
Tuesday:
8:30 am-5:30 pm
Wednesday:
8:30 am-5:30 pm
Thursday:
8:30 am-5:30 pm
Friday:
8:30 am-5:30 pm
Saturday:
Closed
Sunday:
Closed
Quest Diagnostics - Tesson Kennerly
9950 Kennerly Rd,
Saint Louis, MO 63128
Get Directions25.26 mi away
Monday:
6:30 am-5:30 pm
Tuesday:
6:30 am-5:30 pm
Wednesday:
6:30 am-5:30 pm
Thursday:
6:30 am-5:30 pm
Friday:
6:30 am-5:30 pm
Saturday:
7:00 am-1:00 pm
Sunday:
Closed
25.29 mi away
Monday:
6:00 am-5:00 pm
Tuesday:
6:00 am-5:00 pm
Wednesday:
6:00 am-5:00 pm
Thursday:
6:00 am-5:00 pm
Friday:
6:00 am-5:00 pm
Saturday:
7:00 am-12:00 pm
Sunday:
Closed
25.29 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
Quest Diagnostics - West Pine
40 N Kingshighway,
Saint Louis, MO 63108
Get Directions25.63 mi away
Monday:
7:00 am-3:30 pm
Tuesday:
7:00 am-3:30 pm
Wednesday:
7:00 am-3:30 pm
Thursday:
7:00 am-3:30 pm
Friday:
7:00 am-3:30 pm
Saturday:
7:00 am-1:00 pm
Sunday:
Closed
Quest Diagnostics - Arnold
12 Arnold Mall,
Arnold, MO 63010
Get Directions28.59 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
Gateway Occupational Health Services (Preferred)
2044 Madison Ave,
Granite City, IL 62040
Get Directions30.95 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
31.53 mi away
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:
7:00 am-1:00 pm
Sunday:
Closed
OSF Occupational Health Godfrey (Preferred)
6702 Godfrey Rd,
Godfrey, IL 62035
Get Directions31.66 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
31.87 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-1:00 pm
Saturday:
Closed
Sunday:
Closed
37.26 mi away
Monday:
6:30 am-2:00 pm
Tuesday:
6:30 am-2:00 pm
Wednesday:
6:30 am-2:00 pm
Thursday:
6:30 am-2:00 pm
Friday:
6:30 am-2:00 pm
Saturday:
Closed
Sunday:
Closed
39.59 mi away
Monday:
6:00 am-4:30 pm
Tuesday:
6:00 am-4:30 pm
Wednesday:
6:00 am-4:30 pm
Thursday:
6:00 am-4:30 pm
Friday:
6:00 am-4:30 pm
Saturday:
7:00 am-1:00 pm
Sunday:
Closed
Easy Lab Tech, LLC (Preferred)
2203 N Center St,
Maryville, IL 62062
Get Directions40.76 mi away
Monday:
7:30 am-6:00 pm
Tuesday:
7:30 am-6:00 pm
Wednesday:
7:30 am-6:00 pm
Thursday:
7:30 am-6:00 pm
Friday:
7:30 am-6:00 pm
Saturday:
Closed
Sunday:
Closed
41.14 mi away
Monday:
6:00 am-3:30 pm
Tuesday:
6:00 am-3:30 pm
Wednesday:
6:00 am-3:30 pm
Thursday:
6:00 am-3:30 pm
Friday:
6:00 am-3:30 pm
Saturday:
7:00 am-1:00 pm
Sunday:
Closed
Quest Diagnostics - Festus
1463 US Highway 61,
Festus, MO 63028
Get Directions42.6 mi away
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:
7:00 am-1:00 pm
Sunday:
Closed
PCMH Clinic - Bowling Green (Preferred)
1015 W Adams St,
Bowling Green, MO 63334
Get Directions47.46 mi away
Monday:
9:00 am-4:30 pm
Tuesday:
9:00 am-4:30 pm
Wednesday:
9:00 am-4:30 pm
Thursday:
9:00 am-4:30 pm
Friday:
9:00 am-4:30 pm
Saturday:
Closed
Sunday:
Closed
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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.