Lake Sunapee Bank, FSB, Lake Sunapee Bank, Fsb Basic Info Reviews Routing Numbers Map & Direction Name: Lake Sunapee Bank, FSB, Lake Sunapee Bank, Fsb Main Office: Yes Service: Full Service Brick and Mortar Office Location: 9 Main Street Newport, New Hampshire 03773 Sullivan County View other branches Phone: 603-863-5772 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer011402066YN011600774YY011601171YN011601236YY011701660YN211770200YY From: To: