United Mortgage Corp. NMLS 1330 is a full-service mortgage banker headquartered in Melville, New York. The company has been operating since 1991 and offers a wide range of residential mortgage products including conventional, FHA, VA, USDA, reverse mortgages, refinancing solutions, and home purchase loans. Company OverviewCorporate Headquarters: 401 Broadhollow Road, Suite 150, Melville, NY 11747. Office: 246 Clifton Ave, Suite 23 Clifton NJ 07011NMLS Company ID: 1330. Founded: 1991.