Northwest Bank, Lagrange Branch Basic Info Reviews Routing Numbers Map & Direction Name: Northwest Bank, Lagrange Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 540 North Center Street Lagrange, Ohio 44050 Lorain County View other branches Phone: 440-355-6734 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer041201114YN041202702YN243374218YY From: To: