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About Us

Contact Us

We greatly value the voice of our customers. Please choose from the contact options listed below to submit your questions and/or comments. 

Please send only one email regarding your questions and/or comments; if the selected department cannot assist, they will promtply forward your email to the proper department.

Corporate Office: 602.685.5000 | 1.800.766.6721

NOTE: If you would like contact our Billing Department via mail, please send correspondence and/or payments to: Sonora Quest Laboratories | P.O. Box 52880 | Phoenix, AZ  85072

For Patient Service Center locations and information (Phone/Fax/Directions/etc.) click here.

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