Savings Institute Bank and Trust Company, Dayville Branch Basic Info Reviews Routing Numbers Map & Direction Name: Savings Institute Bank and Trust Company, Dayville Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 596 Hartford Pike Dayville, Connecticut 06241 Windham County View other branches Phone: 860-779-1863 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer011104283YN011501598YN211174181YY211174301YN211572615YN From: To: