Cheyenne-Laramie County Employees Federal Credit Union has been open since 1951. It's the 17th largest credit union in Wyoming with assets totaling $25.76 Million and providing banking services to more than 2,000 members. Membership: The credit union is a member-owned financial cooperative providing financial banking services to multiple member groups, but primarily serves federal, state, and local government employees. Membership is also open to immediate family of current members.