First Financial Corporation, through its subsidiaries, provides financial services. Its services include commercial, mortgage, and consumer lending; lease financing; trust account services; depositor services; and insurance services. The company generates deposit products comprising interest-bearing and non-interest-bearing demand deposits, savings deposits, time deposits, and certificates of deposit; and originates commercial real estate loans, commercial loans, consumer loans, and residential real estate loans. It operates 68 branches in west-central Indiana and east-central Illinois. First Financial Corporation was founded in 1984 and is headquartered in Terre Haute, Indiana.