Downtown Business Association Share: Associations Downtown Business Association Visit Website 215 N 3rd Street Bismarck, ND 58501 (701) 223-1958 223-7385 (fax) Facebook About Rep Info Map About Downtown Business Association of Bismarck is growing and revitalizing the Bismarck's Downtown Community. Nightlife, Business, and Residential life. Non-profit member organization. Whom to Contact Dawn Kopp What's Nearby? Distance: 5 10 15 20 25 50 mi.