Allegiance Bank, Memorial Office Branch Basic Info Reviews Routing Numbers Map & Direction Name: Allegiance Bank, Memorial Office Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 650 W. Bough Lane Suite #140 Houston, Texas 77024 Harris County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111903258YN113024096YN113024410YN113024517YN113025723YY113113402YN From: To: