Template Sonora Quest Laboratories - Lake Havasu City Share: Medical LaboratoriesBioscienceDrug Testing Facilities Visit Website 1964 Mesquite Ave., Unit A Lake Havasu City, AZ 86403 (928) 854-6943 (928) 854-3951 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.