Quest Diagnostics
Lab Testing at On Site Testing Services Inc
Quest partner location in Brownville, NY 13615.
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 315-779-9481 before visiting to confirm they accept your lab order.
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Address
241 E Main StBrownville, NY 13615
Jefferson County
Hours
| Monday | 8:30 AM – 12:00, 13:00 |
| Tuesday | 8:30 AM – 12:00, 13:00 |
| Wednesday | 8:30 AM – 12:00, 13:00 |
| Thursday | 8:30 AM – 12:00, 13:00 |
| Friday | 8:30 AM – 1:00 PM |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- Quest Diagnostics - Watertown1116 Arsenal St Cedar Square Plaza, Watertown, NY 136012.5 mi
- LabCorp Watertown929 Arsenal St, Watertown, NY 136012.8 mi
- Encompass Workplace Testing - Watertown22734 Murrock Cir, Watertown, NY 136013.1 mi
- LabCorp Watertown20053 Summit View Blvd Ste 100, Watertown, NY 136013.9 mi
- Lewis County General Hospital7785 N State St, Lowville, NY 1336727.7 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.