• Bank Name:First Financial Bank
  • Bank Class:Federal Reserve Member Bank
  • Member FDIC:Certificate #6600
  • Locations:152 Branches in 4 states

First Financial Bank was founded on January 1, 1863 and has been serving the financial needs of their customers for over 158 years.

First Financial Bank currently operates with 152 branches located in 4 states as a subsidiary of First Financial Bancorp. Check below for important events in banks history.


Below is a list of some important events in the history of First Financial Bank, including mergers and acquisitions. This data was last revised on 16th of December, 2019.


Jan 01, 1863Institution established: Original name: The First National Bank and Trust Company of Hamilton

Jul 01, 1980Acquired First National Bank of Middletown (762) in Monroe, OH

Jul 01, 1980Moved bank headquarters from Hamilton, OH to Monroe, OH

Jul 01, 1980Changed name to First National Bank of Southwestern Ohio

Dec 31, 1982Acquired First National Bank in Camden (14967) in Camden, OH

Feb 01, 1984Acquired The Peoples Banking Company of Lewisburg (14524) in Lewisburg, OH

Aug 07, 1991Moved bank headquarters from Monroe, OH to Hamilton, OH

Jul 21, 2000Acquired Home Federal Bank, a Federal Savings Bank (28308) in Hamilton, OH

Jul 19, 2002Acquired Hebron Deposit Bank (9305) in Hebron, KY

Jul 19, 2002Changed name to First Financial Bank, National Association

Mar 18, 2005Acquired Heritage Community Bank (9088) in Columbus, IN

Aug 19, 2005Acquired Community First Bank & Trust (10660) in Celina, OH

Aug 19, 2005Acquired Sand Ridge Bank (20086) in Highland, IN

Jul 31, 2009Acquired Peoples Community Bank (32288) in West Chester, OH as part of a government assisted transaction.

Sep 18, 2009Acquired Irwin Union Bank, F.s.b. (57068) in Louisville, KY as part of a government assisted transaction.

Sep 18, 2009Acquired Irwin Union Bank and Trust Company (10100) in Columbus, IN as part of a government assisted transaction.

Aug 07, 2014Acquired Insight Bank (58215) in Worthington, OH

Aug 07, 2014Acquired The First Bexley Bank (58022) in Bexley, OH

Aug 21, 2014Acquired The Guernsey Bank (57413) in Worthington, OH

Dec 30, 2016Moved bank headquarters from Hamilton, OH to Cincinnati, OH

Dec 30, 2016Changed name to First Financial Bank

Dec 30, 2016Changed primary regulatory agency from Comptroller of the Currency to Federal Reserve Board

Dec 30, 2016Changed institution class to Insured Commercial Or Savings Banks, State, Members FRS

Apr 01, 2018Acquired MainSource Bank (5766) in Greensburg, IN


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24004 Stateline Road, Lawrenceburg, IN 47025
101 East Elm Street, Union City, OH 45390
1130 East Tipton Street, Seymour, IN 47274
2253 State Road 54 East, Linton, IN 47441
450 West Lincoln Highway, Schererville, IN 46375