City Update 2/25/10: The City uses various banks because its funds are diversified. The City's "main" bank, that is our depository and checking account bank is Century Bank. The City periodically issues an RFP (request or proposals) for banking services, which is for a 3 year contract. Century Bank won the last bid. The City also has accounts with: Citizen’s Bank, First Trade Union, MMDT, Bank of Canton, Mellon Bank, Eastern Bank, Unibank, and Winter Hill Bank.