235 Northland Ctr,
State College, PA 16803
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
12.51 mi away
Monday:
7:00 am-3:00 pm
Tuesday:
7:00 am-3:00 pm
Wednesday:
7:00 am-3:00 pm
Thursday:
7:00 am-3:00 pm
Friday:
7:00 am-3:00 pm
Saturday:
Closed
Sunday:
Closed
14.6 mi away
Monday:
9:00 am-3:30 pm
Tuesday:
9:00 am-3:30 pm
Wednesday:
9:00 am-3:30 pm
Thursday:
9:00 am-3:30 pm
Friday:
9:00 am-3:30 pm
Saturday:
Closed
Sunday:
Closed
ALPHA Safety USA (Preferred)
230 Hammermill Rd,
Clearfield, PA 16830
Get Directions36.52 mi away
Monday:
8:30 am-4:30 pm
Tuesday:
8:30 am-4:30 pm
Wednesday:
8:30 am-4:30 pm
Thursday:
8:30 am-4:30 pm
Friday:
8:30 am-4:30 pm
Saturday:
Closed
Sunday:
Closed
40.86 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
44.97 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
Patriot Safety & Health Services (Preferred)
1343 Curwensville Grampian Hwy,
Grampian, PA 16838
Get Directions45.44 mi away
Monday:
9:00 am-2:30 pm
Tuesday:
9:00 am-2:30 pm
Wednesday:
9:00 am-2:30 pm
Thursday:
9:00 am-2:30 pm
Friday:
9:00 am-2:30 pm
Saturday:
Closed
Sunday:
Closed
Advantage Resource Group (Preferred)
1600 Valley View Blvd,
Altoona, PA 16602
Get Directions46.09 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.