Contact Mailing Address: National Association of Mortgage Underwriters® (NAMU®)Presidential Circle4000 Hollywood Blvd.Suite 555-SouthHollywood, FL 33021http://www.Mortgage-Underwriters.org Office Hours: Monday thru Friday 11:00 AM to 8:00 PM (EST) Contact Information: Sales Department: (800)865-8550 Press 1 Customer Support Department: (800)865-8550 Press 2 Toll-Free: (800)865-8550 Local Phone: (954)323-7516 Fax: (954)323-7518General Inquiries: contact@mortgage-underwriters.org Support: support@mortgage-underwriters.org Suggestions for NAMU®: suggestions@mortgage-underwriters.org Name Email Phone Number Message Send