PlainsCapital Bank, Morrison Basic Info Reviews Routing Numbers Map & Direction Name: PlainsCapital Bank, Morrison Main Office: No Service: Full Service Brick and Mortar Office Location: 100 W. Morrison Rd. Brownsville, Texas 78520 Cameron County View other branches Phone: 956-544-3600 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111322994YY114921415YY311993149YY From: To: