Started in 2013, American Mortgage Bank is a wholly owned subsidiary of Oklahoma's first state-chartered bank, First State Bank of Elmore City. For over 100 years, First State Bank of Elmore City has been family owned and operated on the principles of solidarity and soundness instilled by its founders, and American Mortgage Bank walks the same path.American Mortgage Bank will help you make an informed decision when evaluating the various home mortgage loan options. From finding out how much you can qualify for, to applying for a mortgage loan and everything in between, we have your back!American Mortgage Bank is a residential mortgage lender located at 3401 NW 63rd St., Suite 555, Oklahoma City, OK 73116, United States, (405) 283-8800. NMLS# 1151140Equal Housing Lender.