First Bank and Trust, Manhattan Branch Basic Info Reviews Routing Numbers Map & Direction Name: First Bank and Trust, Manhattan Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 2800 Manhattan Boulevard, Suite C Harvey, Louisiana 70058 Jefferson County View other branches Phone: 504-586-2620 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer065002289YY065403477YN065403587YN065506222YN284274076YN From: To: