Headquarted: Sugar Grover, Illinois
Chartered:
Past Names: American Heartland Bank & Trust
Website: https://www.1stsecurebank.com
 | A First Security branch in Joliet, IL. (August, 2018) |
 | A First Secure Bank branch in Aurora, IL. (February, 2020) |
 | A First Secure Bank branch in Sugar Grove, IL. (February, 2020) |
 | A First Secure Bank branch in Mokena, IL. (March, 2021) |
 | A First Secure Bank & Trust branch in Tinley Park, IL. (May, 2022) |
 | A First Secure Bank & Trust branch in Orland Park, IL. (June, 2023) |
 | A First Secure Bank & Trust branch in Oak Forest, IL. (February, 2025) |
 | A First Secure Bank & Trust branch in Palos Park, IL. (April, 2025) |