Sonora Quest Laboratories performs 98% of all testing within our primary Arizona facilities located in Tempe, Tucson, Flagstaff, Prescott, and Yuma. Our core laboratory in Tempe performs testing 24 hours a day, 7 days a week. We offer a full range of clinical, molecular, cytogenetic and pathology services.

Sonora Quest Laboratories encompasses a large network of in-family laboratories. Testing that is requested but not performed within our network of laboratories may be forwarded as a courtesy, however, reporting and billing may be solely between the testing laboratory, patient, and requesting physician. 

Searchable Test Menu

• Use our Searchable Test Menu to look for tests by name, keywords, test codes, or alphabetical listing.

Featured Tests

• Read about specialized and featured test offerings from our expansive test catalog.

Patient Literature

• View information regarding various health conditions and laboratory tests. Physician clients can also order brochures for their office.

Physician Interpretive Guide

• Use our Physician Interpretive Guide to review information relating to test selection, utilization, and interpretation.