Headquarted: Beloit, Wisconsin
Chartered: 1882 at Second National Bank
Past Names: Second National
Merged With: Macktown State Bank
Website: http://www.bankatfirstnational.com
 | A sign for the First National Bank & Trust Company branch in Darien, WI. (October, 2006) |
 | A sign for the First National Bank & Trust Company branch in Janesville, WI. (July, 2015) |
 | A First National Bank & Trust Company branch in Elkhorn, WI. (September, 2022) |
 | A First National Bank & Trust Company branch in Clinton, WI. (September, 2024) |
 | A First National Bank & Trust Company branch in Walworth, WI. (September, 2024) |
 | A First National Bank & Trust Company branch in Winnebago, IL. (September, 2025) |