Isabella Bank, Greenville Branch Basic Info Reviews Routing Numbers Map & Direction Name: Isabella Bank, Greenville Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 1405 West Washington Street Greenville, Michigan 48838 Montcalm County View other branches Phone: 616-754-5100 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer072403004YY072405167YN072406412YN072413968YN072414446YN From: To: