Here are all of the public Bank of Montreal TelePhone Numbers:

General Inquiries English: 1 877 CALL BMO (225-5266)

Overseas (ie: outside of Canada or US): (416) 286-9992

Direct Banking TelePhone Number: 1 800 363-9992

Direct Business Banking Telephone Number:  1 877 345-7777

BMO Credit Card Customer Service Telephone Number: 1 800 263-2263

Bank of Montreal Mutual Funds: 1 800 665-7700

BMO InvestorLine:  1 888 776-6886

The master list of National City Bank (The Ohio based bank, but with branches across the midwest, Florida and other places) is a bit hard to find.

National City Main Number: Call (888) 622-4932

However, to get a more direct number to the department you need to call, look at this list: