Check your eligibility for a

no-cost COVID test

Gold-standard PCR test

- Convenient locations near you

- Most results in under 24 hours

- Free COVID testing for uninsured patients who qualify via a short questionnaire

Order from Home.

Test from Home.

Home test collection kits available.

- Colorectal Cancer Screening

- Hemoglobin A1C

Sonora Quest and Dermtech collaboration expands access to enhanced Melanoma detection testing in Arizona.

Learn More.

Find Your Purpose & Passion. You Belong Here.

Explore career opportunities with us.

Schedule a COVID Test & Appointment Schedule All Other Appointments

We are here to help you take charge of your health.

Order and prepay for your own lab tests, including COVID-19 testing, without a doctor's order.

Order Tests

Get Results

There are a number of options for you to get your test results directly from us.

Get Your Results

Pay Bill

Our billing services make it easy to securely pay your bill online.

Pay Bill

Sonora Quest Test Directory

Provides up-to-date test information for testing available through Sonora Quest Laboratories, including specimen requirements, methodology, result turnaround time, CPT codes, and more.

Latest News & Information

Public Health Emergency Declaration for COVID-19 Comes to an End

Wednesday, May 10, 2023

Sonora Quest Laboratories, Arizona’s leading diagnostic laboratory, announced it will continue to provide the same timely, quality COVID-19 testing solutions it’s always provided even after the Public Health Emergency (PHE) ends on Thursday, May 11. The end of the COVID-19 PHE will greatly impact costs and accessibility for SARS-CoV-2 (COVID-19) testing. Sonora Quest is here to help its patients navigate these new policies and changes.

CEO Dave Dexter Discusses His Role with ACS and CEOs Against Cancer

April 27, 2023

Sonora Quest Laboratories President and CEO Dave Dexter sat down with the American Cancer Society (ACS) to share his passion and involvement with ACS and CEOs Against Cancer.

Podcast: Benefits of Biomarker Testing for Treatment and Prevention

April 18, 2023

Listen in as Check for a Lump interviews Dr. Xia Li, Sonora Quest Laboratories Scientific Medical Director, and she shares overview information on biomarker testing, its benefits for patients and health care providers, and how HB 2144, which took effect January 1, 2023, helps expand access to this individualized testing.