You can contact Orange Coast Analytical by phone, fax, or e-mail. If you need to drop off samples after normal business hours, please call the lab ahead of time to make arrangements.

Phoenix, AZ lab
Phone: (480) 736-0960
Fax: (480) 736-0970
E-mail: azoca@ocalab.com
Business hours: M-F 8 am-5 pm

Tustin, CA lab
Phone: (714) 832-0064
Fax: (714) 832-0067
E-mail: ocalab@sbcglobal.net
Business hours: M-F 8 am-6 pm