First Financial Bank provides comprehensive banking services primarily in Ohio, Kentucky, Indiana, and Illinois. They offer traditional banking services such as commercial and retail banking, investment, mortgage banking, and wealth management. Their target audience includes both retail clients and businesses. The bank's unique selling proposition is its commitment to community involvement and personalized service, combining the benefits of a large bank with the local decision-making of a community bank. This approach allows them to build strong, lifelong relationships with their customers while supporting local economic growth.