Bourke Street. Defence Plaza 661 Bourke Street Melbourne VIC 3000 View location on map. Opening hours. Mon - Tue 9:00am - 3:00pm. Wed Closed. Thu 9:00am - 3:00pm. Fri - Sun Closed. Features. ATM. Please note cash transactions are only available before 3pm. Monday and Wednesday closed. Home Loan and Investments by appointment. 03 8347 8400 Email us.