Plymouth Branch We have been proudly serving the city of Plymouth and the surrounding Marshall County communities since our branch opened 1979. In 2020, our branch underwent a remodel to make it what you see today. Our Services Branch ATM Our Address 2113 North Michigan Street P.O. Box 159, Plymouth, IN 46563 P: 574-936-8953 Get Direction ATM Open 24 hours. Lobby and Drive Up Hours Monday - Thursday 8:30am – 5pm Friday 8:30am - 5pm Saturday 8:30am - Noon Loan Department Monday - Friday 8am - 5pm *Notice: Clicking on the links in the map will take you directly to Google Maps and result in you leaving the bank’s website.