Business Directory BMO Harris Bank - Monona Share: Financial Institutions BMO Harris Bank - Monona Visit Website 4711 Monona Drive Monona, WI 53716 (608) 222-1222 (608) 221-7998 (fax) About About BMO Harris Bank is part of BMO Financial Group, a North American bank with more than 1,500 branches and a combined North American deposit base of approx. $180 billion, and combined U.S. businesses.
