Quest Diagnostics

Lab Testing at Proactive Work Pomona

Quest partner location in Pomona, CA 91766.

Partner Location

This location is part of Quest's partner network. Services and availability may differ from a standard Quest Patient Service Center. Please call 909-620-8887 before visiting to confirm they accept your lab order.

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Note: tests available at this location depend on its services. Confirm by calling before visiting.

Address

502 S Garey Ave
Pomona, CA 91766
Los Angeles County

909-620-8887

Hours

Monday	8:00 AM – 11:30, 13:30
Tuesday	8:00 AM – 11:30, 13:30
Wednesday	8:00 AM – 11:30, 13:30
Thursday	8:00 AM – 11:30, 13:30
Friday	8:00 AM – 11:30, 13:30
Saturday	Closed
Sunday	Closed

Nearby alternatives

LabCorp Pomona
1900 Royalty Dr Ste 230, Pomona, CA 91767
1.5 mi
Quest Diagnostics - Pomona Bonita Avenue - Employer Drug Testing Not Offered
250 W Bonita Ave Bldg A, Pomona, CA 91767
2.8 mi
Quest Diagnostics - Diamond Bar North Diamond Bar - Employer Drug Testing Not Offered
750 N Diamond Bar Blvd Ste 110, Diamond Bar, CA 91765
3.6 mi
LabCorp Chino
12555 Central Ave Ste A, Chino, CA 91710
4 mi
Quest Diagnostics - Chino Philadelphia St
5562 Philadelphia St Ste 206, Chino, CA 91710
4 mi

About this location

Quest partner location. Quest Diagnostics operates one of the largest networks of clinical laboratories in the United States, offering a wide range of diagnostic tests for patients, physicians, and employers.

Listing last updated 2026-04-25.