Mainsource*bank Apr 2026

MainSource Bank was a community-focused financial institution headquartered in Greensburg, Indiana, which in May 2018.

: In 2018, First Financial Bancorp completed a merger with MainSource Financial Group. mainsource*bank

: Monday–Friday (8:00 AM – 8:00 PM ET) and Saturday (8:00 AM – 5:00 PM ET). mainsource*bank

If you are looking to access an old MainSource account or manage current banking needs, you should now use the services provided by First Financial Bank. Transitioning from MainSource to First Financial mainsource*bank