Mainsource*bank -

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

: All existing accounts and client relationships were converted to First Financial's systems during the merger weekend. Current Resources for Clients mainsource*bank

: Contact support immediately at 833-347-7805 during business hours or 855-898-7288 after hours. : Monday–Friday (8:00 AM – 8:00 PM ET)

The combined bank offers a full suite of personal and business products, including: The combined bank offers a full suite of

: You can access your accounts via the First Financial Online Banking portal . Customer Support : Phone : Call the Client First Center at 877-322-9530 .

Since the transition, all online banking and customer support functions are handled through First Financial Bank's platforms:

: The routing number for the merged entity is 042200910 . Available Financial Services