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Routing Number
The routing number for First Financial Bank is 282970110. See where you can find it on your checks.
Learn MoreFinancial Calculators
Plug in your numbers and use our handy online calculators to do your budgeting.
Learn MoreOnline Banking and Mobile Banking will be unavailable M - F 7:30 pm - 8:30 pm and Monthly from 9:00 pm - 10:30 pm on the first Sunday of each month.
Guidance for sign-on issues, password reset, account balance inquiries, and mobile deposit issues.
The routing number for First Financial Bank is 282970110. See where you can find it on your checks.
Learn MorePlug in your numbers and use our handy online calculators to do your budgeting.
Learn More