Singh Sinus & Breathing Center Singh Sinus & Breathing Center Listed in Allergy and Immunology - Listings 7011 N Howard StFresno, California 93720 (559) 431-9571 Claim Listing Flag Listing Overview Map & Directions Contact/Other Phone (559) 431-9571Listing Category Allergy and Immunology - Listings Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?