Security First Bank of North Dakota - Mandan Share: Financial Institutions Security First Bank of North Dakota - Mandan Visit Website Request Info 614 W Main Street Mandan, ND 58554-1150 (701) 667-7000 663-1711 (fax) www.Securityfirstbank.com About Rep Info Map About Full Service Bank Whom to Contact Jeff Erickson Sarah Getzlaff Dave Goetz Jim Goetz TJ Rooney What's Nearby? Distance: 5 10 15 20 25 50 mi.