The Royal Bank of Scotland branch in Edinburgh St. Andrew Square is located at 36 St. Andrew Square. You can pop in from Monday to Friday between 9:30 am and 4:30 pm to take care of your banking needs. Unfortunately, they're closed on Saturdays and Sundays, so make sure to plan your visit accordingly. If you need to reach them by phone, just dial 03457 242424. And hey, if you're not sure where it is, Google Maps can help you out with that!