How to Join Cardinal Credit Union
Cardinal Credit Union membership eligibility includes, but is not limited to, the following:
- If you live, work, worship, or attend school in Lake, Cuyahoga, Geauga, Ashtabula, Portage, Summit, Mahoning, Trumbull, and Columbiana counties in Ohio.
Notable Mentions & Guides
- 🏆 Listed in the 2026 Best Credit Unions in Ohio.
- 👉 Learn: How to Join a Credit Union →
- 🔎 Explore: Credit Union Marketplace →


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