Award Winning Mortgage & Home Loan Providers: FM Home Loans & Mortgage Of Park Slope 455 1st Street 2nd Fl Brooklyn, NY 11215 (718) 534-5600 fmm.com/locations/park-slope-branch/. Call now to schedule an appointment for conventional home loans, reverse mortgages, refinancing, adjustable rate loans, government loans. Visit our website and use our mortgage & rent Vs own calculator.