Western Alliance Bank, San Jose Branch Basic Info Reviews Routing Numbers Map & Direction Name: Western Alliance Bank, San Jose Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 55 Almaden Blvd San Jose, California 95113 Santa Clara County View other branches Phone: 408-423-8500 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer121143260YY121144463YY121202062YY122105980YY122243635YY122401778YY122402298YY122487200YN From: To: