Mascoma Savings Bank, Charlestown Branch Basic Info Reviews Routing Numbers Map & Direction Name: Mascoma Savings Bank, Charlestown Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 245 Main Street Charlestown, New Hampshire 03603 Sullivan County View other branches Phone: 603-826-7764 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer011701424YN011775285YN211770213YY From: To: