Allergy & Asthma Center: Ellicott City, MD Office 6021 University Blvd., STE 265, Ellicott City, MD, 21043(410) 772-8000 False Or Inaccurate Data? I am the owner (official representative) and I want to improve my business info. This business is permanently closed / This business does not exist / Duplicate Business Listing. I am not the owner and I want to report a issue about wrong data. Other Reason: *Out of businessMoved to new locationWrong business at this locationPhone has been disconnectedDuplicate ListingOther reasons Name: Email: Comment: * Next Name: * Email: * Subject: Message: *