American Bank, American Bank, National Association Basic Info Reviews Routing Numbers Map & Direction Name: American Bank, American Bank, National Association Main Office: Yes Service: Full Service Brick and Mortar Office Location: 711 N. Carancahua St Corpus Christi, Texas 78401 Nueces County View other branches Phone: 712-546-2345 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer114903284YY114906524YN From: To: