Northwest Bank, Hanover Basic Info Reviews Routing Numbers Map & Direction Name: Northwest Bank, Hanover Main Office: No Service: Full Service Brick and Mortar Office Location: 1091 Eichelberger Street Hanover, Pennsylvania 17331 York County View other branches Phone: 717-630-8600 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer041201114YN041202702YN243374218YY From: To: