First American Bank and Trust, Gonzales Branch Basic Info Reviews Routing Numbers Map & Direction Name: First American Bank and Trust, Gonzales Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 404 North Burnside Gonzales, Louisiana 70737 Ascension County View other branches Phone: 225-644-4991 Please enable JavaScript to view the comments powered by Disqus. From: To: