Business First Bank, Northwest Louisiana Banking Center Basic Info Reviews Routing Numbers Map & Direction Name: Business First Bank, Northwest Louisiana Banking Center Main Office: No Service: Full Service Brick and Mortar Office Location: 800 Spring Street, Suite 120 Shreveport, Louisiana 71101 Caddo County View other branches Phone: 318-673-9909 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer065402290YY065405420YY From: To: