The branch located at the intersection of North Linder Road and Chinden Boulevard opened on Monday, April 14.
The branch is Idaho Central Credit Union's 15th in the Treasure Valley and 23rd in Idaho.
ICCU is the largest state-chartered bank or credit union in Idaho with more than $1.6 billion in assets.
During the last three years, the credit union has also built new branches in Boise, Burley, Caldwell and Twin Falls.
ICCU is headquartered in Chubbuck. It has more than 500 employees and more than 160,000 members.