Signature Bank, Rosemont Branch Basic Info Reviews Routing Numbers Map & Direction Name: Signature Bank, Rosemont Branch Main Office: No Service: Limited Service Administrative Office Location: 9701 W. Higgins Rd., Suite 500 Rosemont, Illinois 60018 Cook County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer071026628YY071026686YN From: To: