The Guardian Credit Union All Credit Levels is a cdfi lender from Guardian Credit Union. Signup bonus: Claim your free custom debit card after a $10 bonus applied to parent account.. This product reports activity to your personal credit report. Guardian Credit Union is a full-service financial institution located in Montgomery, Alabama, dedicated to empowering its members through high-quality, affordable financial solutions and outstanding local service. With 15 branches across 16 counties, it serves individuals and families in central Alabama, focusing on building meaningful connections within the community. Services include: personal loans, auto loans, mortgages. US Treasury certified CDFI Credit Union in Montgomery, AL. Membership required.