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Locations & Hours


The safety and health of our staff, valued members and communities comes first.  To mitigate the impact of COVID-19, our Branches Office Hours have temporarily changed.

Until further notice:

Starting Monday, October 5, 2020 Branch Office Temporary Hours will be:

Monday-Thursday 9am until 5pm and Friday 9am until 5:30pm

Please note, you are able to conduct your normal business transaction during our branch temporary hours and through remote access as well.  Again, these hours are temporary.  We will continue to keep you updated as details transpire. We appreciate your patience, understanding and thank you for your Membership!

Branch Locations - Click to see Map

27850 Mound Road
Warren, MI 48092
Phone: (586) 751-4400
Fax: (586) 751-4407

892 Belvidere Road
Belvidere, IL 61008
Phone:(815) 544-6437
Fax: (815) 544-6438

2222 Conner Avenue
Detroit, MI 48215
Phone: (313) 822-1034
Fax: (313) 822-1968

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Office Hours

Main Branch
Mon.-Thurs. 9AM - 5:00PM Fri. 9AM - 6:00 PM Closed Sat. & Sun.

Detroit Branch
Mon.-Thurs. 9AM - 5:00PM Fri. 9AM - 6:00 PM Closed Sat. & Sun.

Illinois Branch
Mon.-Thurs. 9AM - 5:00PM Fri. 9AM - 6:00 PM Closed Sat. & Sun.


CO-OP Shared Branching is part of a national shared branch network that serves as an extension of a member's credit union. Members can conduct financial transactions at more than 2,000 locations (known as "Service Centers") that are electronically posted back to their home credit union.  CO-OP Network, operated by CO-OP Financial Services, offers the nation's largest credit union only surcharge-free ATM network for people who belong to one of 2,000 participating member credit unions across the country, including ABD Federal Credit Union.


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Co-op NetworkFind fee-free ATMs and Shared Branches.

Equal Housing Lender National Credit Union Administration
This Credit Union is federally-insured by the National Credit Union Administration. We do business in accordance with the Fair Housing Law and Equal Opportunity Credit Act.