Maine State Credit Union
- Membership is open to anyone who lives, worships, works or attends school in Kennebec County; employees of the State of Maine and their families.
- http://www.mainestatecu.org/

NorState Federal Credit Union
- Madawaska. Membership is open to residents and employees in Northern Aroostook, within a 40 mile radius of Eagle Lake.
- http://www.norstatefcu.org/

Gardiner Federal Credit Union
- Gardiner. Membership is open to municipal employees of Gardiner and the educational communities of Gardiner, West Gardiner, Pittston, Randolph, Farmingdale, Hallowell, and Chelsea.
- http://www.gardinerfcu.org

The Knox County Federal Credit Union
- News and information on products and services. Located in Rockland.
- http://www.knoxcountyfcu.com/

Evergreen Credit Union
- Westbrook. Membership is open to residents or those who work in the areas of Westbrook and Windham.
- http://www.evergreencreditunion.org/

Winthrop Area Federal Credit Union
- Winthrop. Serving sponsor groups in central Maine.
- http://www.winthropcreditunion.org/

Winslow Community Federal Credit Union
- Winslow. Membership is open to anyone who lives or works within Winslow.
- http://www.wcfcu.com/

Houlton Federal Credit Union
- Houlton. Serving select groups in the Houlton community.
- http://www.houlton.net/hfcu.htm

Bangor Hydro Federal Credit Union
- Bangor. Full-service banking for Bangor Hydro members and their families.
- http://bangorhydrofcu.com/

Brewer Federal Credit Union
- Brewer. Serves people who live or work in select Maine communities.
- http://www.brewerfcu.org/

University Credit Union
- Orono. Serving students and employees of the University of Maine.
- http://www.ucu.maine.edu/

Town and Country Federal Credit Union
- South Portland. Serving select employee groups and associations.
- http://www.tcfcu.com/

The County Federal Credit Union
- Caribou. Membership is open to 23 communities in central Aroostook.
- http://www.countyfcu.org/

Saco Valley Credit Union
- Saco. Membership is open to residents in Saco Valley.
- http://www.sacovalley.org

Rainbow Federal Credit Union
- Lewiston. Membership is open to select employer groups.
- http://www.rainbowfcu.com/

Otis Federal Credit Union
- Jay. Membership is open to residents in select communities.
- http://www.otisfcu.org/

Maine Family Federal Credit Union
- Lewiston. Membership is open to select employee groups.
- http://www.mainefamilyfcu.com/

Maine Education Credit Union
- Augusta. Membership is open to teachers in Augusta.
- http://www.maine-edcu.org/

Lisbon Community Federal Credit Union
- Lisbon. Membership is open to those who live and work in Lisbon.
- http://www.lisboncu.org/

Infinity Federal Credit Union
- Membership is open to those in the city of Bangor, Maine, and York and Cumberland Counties. Outlines member services and rates.
- http://www.infinityfcu.com/

Seaboard Federal Credit Union
- Bucksport. Membership open to employees of Champion International and their families.
- http://www.seaboardfcu.com

Semiconductor of Maine Federal Credit Union
- South Portland. Open to select employer groups and organizations.
- http://www.semifcu.org/

Eastmill Federal Credit Union
- East Millinocket. Serving persons living in select county groups.
- http://www.eastmillfcu.org/

E.M.M.C. Federal Credit Union
- Bangor. Membership is open to select employer groups.
- http://www.emmcfcu.org/

Government Employees Credit Union
- Portland. Serves employees of the public sector, including employees of federal, state, county, local and municipal governments.
- http://www.gecume.org/

Greater Portland Municipal Credit Union
- South Portland. Membership is open to employees in Greater Portland.
- http://www.greaterportland.com

Cumberland County Teachers Federal Credit Union
- Falmouth. Membership is open to Cumberland County teachers.
- http://www.cctfcu.com

Five County Credit Union
- Bath, ME. Membership includes anyone working or residing in the counties of Androscoggin, Cumberland, Lincoln, Kennebec and Sagadahoc.
- http://www.fivecounty.com

Bangor Federal Credit Union
- Bangor. Membership is open to select employer groups.
- http://www.bangorfcu.com