BMO Harris Bank - San Tan Share: Banks BMO Harris Bank - San Tan Visit Website Request Info 1490 S. Arizona Ave. Chandler, AZ 85248 (480) 855-8020 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.