First State Bank of DeKalb County, Grant Branch Basic Info Reviews Routing Numbers Map & Direction Name: First State Bank of DeKalb County, Grant Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 4770 Main Street Grant, Alabama 35747 Marshall County View other branches Phone: 256-728-8000 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer062203308YY062203337YN From: To: