Bismarck-Mandan Board of Realtors Share: Associations Bismarck-Mandan Board of Realtors Visit Website 318 West Apollo Ave Bismarck, ND 58503-1412 (701) 255-0712 About Map About Trade association for licensed real estate brokers and agents. Check out www.bismarckmandanhomes.com for additional information! What's Nearby? Distance: 5 10 15 20 25 50 mi.