To voluntarily cancel your North Dakota insurance producer license, complete, date and sign form SFN 53881 and fax or mail the form to the North Dakota Insurance Department. ndlicensing@nd.gov State Capitol, fifth floor Dept. 401 600 E. Boulevard Ave. Bismarck, ND 58505-0320 701.328.3548 701.328.4880 fax 800.247.0560 toll free 800.366.6888 TTY line