First National Bank Texas, Portland Banking Center - Rc 887 Basic Info Reviews Routing Numbers Map & Direction Name: First National Bank Texas, Portland Banking Center - Rc 887 Main Office: No Service: Full Service Retail Office Location: 2000 U. S. Highway 181 Portland, Texas 78374 San Patricio County View other branches Phone: 361-643-9268 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111902398YY111906271YY111926057YN113010217YN122106455YY From: To: