Template Sonora Quest Laboratories - Prescott Share: Medical LaboratoriesBioscienceDrug Testing Facilities Visit Website 980 Willow Creek Rd., Ste. 203 Prescott, AZ 86301 (928) 445-5261 (928) 445-5373 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.