Quest Diagnostics

Lab Testing at Osf Oncall Uc - Ottawa

Quest partner location in Ottawa, IL 61350.

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 815-431-3410 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

2911 Columbus St
Ottawa, IL 61350
LaSalle County

815-431-3410

Hours

Monday	8:00 AM – 6:00 PM
Tuesday	8:00 AM – 6:00 PM
Wednesday	8:00 AM – 6:00 PM
Thursday	8:00 AM – 6:00 PM
Friday	8:00 AM – 6:00 PM
Saturday	8:00 AM – 6:00 PM
Sunday	8:00 AM – 6:00 PM

Nearby alternatives

Osf Center For Health - Streator Lab
111 Spring St, Streator, IL 61364
17.9 mi
Osf Oncall Uc - Morris
1715 N Division St Ste 4d & 5e, Morris, IL 60450
21.6 mi
Quest Diagnostics - Yorkville
507 W Kendall Dr Ste 12, Yorkville, IL 60560
28.2 mi
LabCorp Yorkville
1100 W Veterans Pkwy, Yorkville, IL 60560
29.4 mi
E Mediate Cure - Joliet
1508 Essington Rd Ste 5, Joliet, IL 60435
37.1 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.