Credit Union

a cooperative financial institution that is owned and controlled by its members, and operated for the purpose of promoting thrift, providing credit at reasonable rates, and providing other financial services to its members

a Mutual Company/Mutual Bank?

http://en.wikipedia.org/wiki/Credit_union

list http://culookup.com/

map/list <http://www.ncua.gov/N C U A Mapping/Pages/N C U A G O V Mapping.aspx>

research a specific candidate: http://researchcu.ncua.gov/Views/FindCreditUnions.aspx