Nicolet Bank branches can be found in the Green Bay region of Wisconsin. As of 2015, there are more than 20 branches of Nicolet Bank in northeastern and central Wisconsin.
Nicolet Bank has branches in the city of Green Bay, Wisconsin, as well as in surrounding communities. Abbotsford, Appleton, Colby, Crivitz and De Pere have branches of Nicolet Bank, as do the towns of Eagle River, Marinette, Medford, Menominee, Minocqua and several neighboring areas.
As of 2015, Nicolet Bank is in the process of merging with Baylake Bank of Sturgeon Bay, Wisconsin. The new bank is set to have over 41 branches in Wisconsin.