Hamilton State Bank, Gainesville Branch Basic Info Reviews Routing Numbers Map & Direction Name: Hamilton State Bank, Gainesville Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 854 Washington Street Gainesville, Georgia 30501 Hall County View other branches Phone: 678-343-2300 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer061101126YN061101171YN061102439YN061102507YN061119736YN061120466YN061120479YY061120644YN From: To: