BMO Harris Bank - Surprise Share: Banks BMO Harris Bank - Surprise Visit Website Request Info 13926 W. Bell Rd. Surprise, AZ 85374 (623) 556-5600 About Map About Full service banking. Personal checking, savings, credit cards, loans and CD's. Business checking, savings, loans, lines and credit cards. Mortgages, Investments and Private Banking. What's Nearby? Distance: 5 10 15 20 25 50 mi.