Bismarck-Mandan Board of Realtors Share: Real EstateTrade Association/Non-ProfitLand Development Bismarck-Mandan Board of Realtors Visit Website 318 W Apollo Ave Bismarck, ND 58503 (701) 255-0712 (701) 223-8746 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.