Savings Institute Bank and Trust Company, 165 East Main Road Branch Basic Info Reviews Routing Numbers Map & Direction Name: Savings Institute Bank and Trust Company, 165 East Main Road Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 165 East Main Road Middletown, Rhode Island 02842 Newport County View other branches Phone: 401-847-5500 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer011104283YN011501598YN211174181YY211174301YN211572615YN From: To: