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Wyoming Public Health Laboratory 
Combined Laboratories Facility 
208 South College Drive 
Cheyenne, WY  82002     Use 82007 if shipping by UPS or FedEx.
Phone (307) 777-7431
FAX (307) 777-6422

The Wyoming Public Health Laboratory is open from 8:00 AM to 5:00 PM Monday through Friday. If there is a Public Health Emergency and it becomes necessary to contact the laboratory during off hours please use the All Hazards Response hotline at 1-888-996-9104.

The Wyoming Public Health Laboratory also has staff that come in on weekends and holidays to complete work begun before the weekend or holiday, or when required in those circumstances when public health is threatened.  Please contact the appropriate section if you have testing that will need to be initiated over a weekend or holiday.