List of Quest Diagnostics Stores in Daly City, CA Outlet Note Regular Brands Quest Diagnostics California Daly City Rating 4.7 based on 66 votes Products STD Testing Clinical Laboratory Services Drug Test Blood Test NameAddressPhone Name/Address/Phone Quest Diagnostics outlet - Daly City 1440 Southgate Ave (650) 757-5630 Quest Diagnostics outlet - Daly City 550 Washington St, Ste 100 (650) 756-2817 Quest Diagnostics outlet - Daly City 901 Campus Dr, Ste 103 (650) 758-1588 People Also Viewed