Bank of India Customer Care Number Bank of India ( BOI ) is known for its various innovative banking services offered to its customers. Apart from some of the best banking products, it also ensures to address all the queries and concerns of its customers in the best possible way. BOI ’s customer care executives ensure that customers get the best possible assistance as soon as possible. Know how to contact Bank of India customer care through toll-free number , paid number & email ID for savings account, personal loan, credit cards and more. Bank Of India Customer Care | Bank Of India Complaints in Consumer Court | Bank Of India Toll Free No. 1800 220 229 to File Complaint.