Warren-Boynton State BankAboutWarren-Boynton State Bank was established in 1877 in New Berlin, IL. The bank opened a branch on the west-side of Springfield in 2004. Warren-Boynton is proud to be a locally-owned and independent community bank.Websitehttps://www.wbsb.com/Phone Number217-787-0430Address3030 Spring Mill Dr, SpringfieldZIP Code62704