Allergy & Asthma Associates-A Medical Center Return to Central California Businesses Directory Claim Listing Return to Central California Businesses Directory Description Details Address 440 Greenfield Ave City Hanford State California ZIP Code 93230 Phone (559) 582-9500 Listing Category Allergy and Immunology - Listings Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?