Delta Bank Delta Bank still operates from that first building in Ferriday, Louisiana at 302 Louisiana Avenue. In June of 1977, Louisiana Central Bank opened its Vidalia office at 1617 Carter Street. Delta Bank expanded that office in 2005. Today the Vidalia location is the main office of Delta Bank. Delta Bank Service Telephone Contact Us: 888.757.8601 Online Banking Login How to Log In 1. Visit the bank’s website https://deltabk.com/.     2.  The login is located to the right…