1st Source Bank typically operates with hours that vary by branch and may differ based on the day of the week. Generally, most branches are open from Monday to Friday during normal business hours, often from around 9 AM to 5 PM. Some branches may offer extended hours or additional services on Saturdays, while Sundays are commonly closed. It is important to note that these hours can change due to holidays or special events. For the most accurate and up-to-date information regarding specific branch hours, it is advisable to visit the official 1st Source Bank website. There, customers can find contact information and verify the operational hours of their local branch.