MutualBank, Plaza Basic Info Reviews Routing Numbers Map & Direction Name: MutualBank, Plaza Main Office: No Service: Full Service Brick and Mortar Office Location: 4100 Edison Lakes Pkwy, Ste 100 Mishawaka, Indiana 46545 St Joseph County View other branches Phone: 574-277-4200 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer271274128YY271274186YN274970623YN274970636YN274970681YY From: To: