First Guaranty Bank, Benton Branch Basic Info Reviews Routing Numbers Map & Direction Name: First Guaranty Bank, Benton Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 189 Burt Boulevard Benton, Louisiana 71006 Bossier County View other branches Phone: 318-965-2221 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer065201381YN065404340YY065404353YN From: To: