American First National Bank, American First National Bank - Plano Basic Info Reviews Routing Numbers Map & Direction Name: American First National Bank, American First National Bank - Plano Main Office: No Service: Full Service Brick and Mortar Office Location: 240 Legacy Drive, Ste, 112 Plano, Texas 75023 Collin County View other branches Phone: 972-348-3466 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111915259YN113024106YY From: To: