Commerce Bank Address: 1057 N 2nd St, Chillicothe, IL 61523 Phone: (309) 274-5454 Banks Other Businesses: South Side Trust & Savings Bnk at 917 N 4th St, Chillicothe, IL 61523 First National Bank at 900 N 4th St, Chillicothe, IL 61523 CEFCU at 110 S 4th St, Chillicothe, IL 61523 Frank's Electric at 20017 N Isaacson Dr, Chillicothe, IL 61523