Keesler Federal Credit Union is a federally chartered credit union headquartered in Biloxi, Mississippi, founded in 1947 to serve military personnel at Keesler Air Force Base. It is the largest credit union based in Mississippi with over $5 billion in assets and approximately 365,000–395,000 members, operating more than 50 branches across Mississippi, Louisiana, Alabama, and the United Kingdom.

La Capitol Federal Credit Union, founded in 1961, is one of Louisiana’s largest credit unions with headquarters in Baton Rouge. Originally established to serve State Department of Commerce and Industry employees from a basement office in the state capitol building, it has grown to operate 15 branches across Louisiana serving more than 54,000 members. The credit union offers comprehensive financial services including checking, savings, auto loans, mortgages, and credit cards.

Onpath FCU is a federal credit union headquartered in Metairie, Louisiana, serving members in the greater New Orleans area. The institution provides financial services including savings accounts, loans, and other consumer banking products to its membership base.