Template Sonora Quest Laboratories - Phoenix - Central (6707 N. 19th Ave) Share: Medical LaboratoriesBioscienceDrug Testing Facilities Visit Website 6707 N. 19th Ave., Ste. 105 Phoenix, AZ 85015 (602) 242-3772 (602) 242-5493 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.