Lake Sunapee Bank, FSB, Guild Branch Basic Info Reviews Routing Numbers Map & Direction Name: Lake Sunapee Bank, FSB, Guild Branch Main Office: No Service: Limited Service Facility Office Location: 300 Sunapee Street Newport, New Hampshire 03773 Sullivan County View other branches Phone: 603-763-2511 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer011402066YN011600774YY011601171YN011601236YY011701660YN211770200YY From: To: