Consumers Cooperative Credit Union
- Waukegan. Membership is open to anyone joining their association.
- http://www.myconsumers.org/

Olin Employees Credit Union
- E. Alton. Serving select employee groups and select Illinois counties.
- http://www.olincreditunion.com/

Granite City Steel and Community FCU
- Granite City, IL. Serving the employees and residents of Granite City.
- http://www.mygcscu.com/

Cornerstone Credit Union
- Offers a full range of free or low-cost financial products and services including online banking, billpay, checking, savings, investments, insurance, loans, and certificates
- http://www.cornerstonecu.org/

SourceOne Credit Union
- Serving civilian federal employees of the U.S. Government and their families.
- http://source1cu.com/

Deere Harvester Credit Union
- Moline. Serves those who live or work within 50 miles of the Quad Cities.
- http://www.dhcu.org/

DuPage Credit Union
- DuPage County, IL. Serves members who live or work in the county.
- http://www.dupagecu.com/

Baxter Credit Union
- Based in Vernon Hills with locations throughout Illinois and the US.
- https://www.bcu.org/

Northwest Community Credit Union
- Chicago. Serving the residents of the Northwest side of Chicago and adjoining suburbs.
- http://www.nwccu.com/

Access Credit Union
- Westchester. Membership is open to select employee groups.
- http://www.access-cu.com/

Central Illinois Credit Union
- Champaign. Membership is open to anyone who lives or works in Champaign, Coles, Cumberland, DeWitt, Douglas, Ford, Moultrie, or Piatt county.
- http://www.cicu.com

Illinois Valley Credit Union
- Peru. Membership is open to residents and workers of LaSalle, Bureau, and Putnam Counties.
- http://www.ivcu.com

Citizens Equity First Credit Union
- Serving employees of Caterpillar and select employee groups, plus individuals living or working in fourteen central Illinois counties.
- http://www.cefcu.com/

Deere & Company Credit Union
- Moline. Membership is open to any employee of Deere and Company or wholly owned subsidiaries of Deere and Company.
- http://www.dccu.com/

New Spirit Credit Union
- Schaumburg. Membership is open to select employer groups.
- http://www.nscu.org/

Oak Trust Credit Union
- Oakbrook Terrace. Membership is open to those who live or work in Addison, Downers Grove, Elmhurst, Hinsdale, Lombard, Oak Brook, Oakbrook Terrace, Villa Park, or York Township.
- http://www.oaktrust.com/

Abbott Laboratories Employees Credit Union
- Gurnee. Serves the financial needs of Abbott Laboratories' employees and their families.
- http://www.alecu.org/

EarthMover Credit Union
- Offers online banking, bill paying, investing and checking.
- http://www.earthmovercu.com/

Mid-States Corporate Federal Credit Union
- Naperville. Provides financial and investment services to member credit unions.
- http://www.midstates.org/

Illinois State Police Federal Credit Union
- Membership is open to employees, families of Illinois law enforcement agencies.
- http://www.ispfcu.org/

Selfreliance Ukrainian Federal Credit Union
- Chicago. Only members of Selfreliance Association of Ukrainian Americans may become members.
- http://www.selfreliance.com/

Bestsource Credit Union
- Membership is open to employees and retirees of Dayton's, Hudson's, Marshall Serving employees of Field's, Target's, Mervyn's, or any one of the leased departments.
- http://www.hfecu.org/

Financial Plus Credit Union
- La Salle County. Membership is open to anyone living or working in LaSalle, Bureau or Grundy Counties and the Mendota area.
- http://www.financialplus.org/

Bell West Community Credit Union
- Full service community credit union serving Bridgeview, Oak Lawn, Chicago Ridge, Evergreen Park, Willow Springs, Hickory Hills, Burbank, Ameritech & A T&T employees & SEG's.
- http://www.bwccu.org/

Meadows Credit Union
- Arlington Heights. Serves members from select companies in several counties in Illinois and members of the Meadows Association.
- http://www.meadowscu.com/