LabCorp Locations in Rancho Cucamonga, California

Walk-In Lab provides access to routine lab testing at LabCorp patient service centers in and around Rancho Cucamonga.

Order your test online, then visit any of the LabCorp locations below — no doctor's visit or insurance required.

Find a LabCorp Location Near You in Rancho Cucamonga

Browse LabCorp locations in and around Rancho Cucamonga. Select a location to view details, get directions, and schedule an appointment if available.

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Walk-In Lab sells routine lab tests that can be completed at LabCorp patient service centers near Rancho Cucamonga.

Purchase your lab test online

Visit a participating lab location listed above

Complete your test at your convenience

No insurance is required.

Appointments are optional but strongly recommended to reduce wait times.

Labs are typically busiest in the morning, especially for fasting tests.

To schedule:

Please note: Most LabCorp locations accept walk-ins, but scheduling an appointment can reduce your wait time.

LabCorp orders must be completed at LabCorp locations
Quest Diagnostics orders must be completed at Quest locations
Visiting a non-participating facility such as a hospital or clinic may result in additional charges and delays

If you purchased a home test kit that requires a blood draw, you will need to visit a local hospital, clinic, or mobile phlebotomy service, as LabCorp and Quest locations do not perform these draws.
For more information: https://www.walkinlab.com/home-test-kits-require-blood-draw

Looking for another area? Browse other cities in California to find additional LabCorp locations near you.