Northwest Bank, 276 Peters Township Branch Basic Info Reviews Routing Numbers Map & Direction Name: Northwest Bank, 276 Peters Township Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 3380 Washington Road Canonsburg, Pennsylvania 15317 Washington County View other branches Phone: 412-851-1493 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer041201114YN041202702YN243374218YY From: To: