Northwest Bank, Elkridge Basic Info Reviews Routing Numbers Map & Direction Name: Northwest Bank, Elkridge Main Office: No Service: Full Service Brick and Mortar Office Location: 6050 Marshalee Drive Elkridge, Maryland 21075 Howard County View other branches Phone: 410-379-2668 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer041201114YN041202702YN243374218YY From: To: