212 Sea Cliff Avenue, Sea Cliff, New York, 11579 (Next to Post Office) PH (516) 674-9212 - FAX (516) 674-9231 email: mail@harmonioushomes.com (click on the pics below) Liberated by the lowest interest rates since 1967. Groovy Man!! Harmonious Homes Real Estate is located on Long Island's North Shore in the quaint Victorian Village of Sea Cliff. We are members of the Multiple Listing Service ...