MutualBank, River Park Basic Info Reviews Routing Numbers Map & Direction Name: MutualBank, River Park Main Office: No Service: Full Service Brick and Mortar Office Location: 2427 Mishawaka Avenue South Bend, Indiana 46615 St Joseph County View other branches Phone: 574-287-5994 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer271274128YY271274186YN274970623YN274970636YN274970681YY From: To: