Champlain National Bank, Willsboro Branch Basic Info Reviews Routing Numbers Map & Direction Name: Champlain National Bank, Willsboro Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 3900 Nys Route 22 Willsboro, New York 12996 Essex County View other branches Phone: 518-963-4201 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer021310407YY021314416YN From: To: