Champlain National Bank, Champlain Branch Basic Info Reviews Routing Numbers Map & Direction Name: Champlain National Bank, Champlain Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 636 Route 11 Champlain, New York 12919 Clinton County View other branches Phone: 518-983-3314 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer021310407YY021314416YN From: To: