Citadel Credit Union is a member-focused financial institution offering personal banking, business banking, and wealth management. Its services are designed to support customers through everyday money management, saving, borrowing, and business growth. Personal banking options include checking and savings accounts, certificates, money market accounts, credit cards, and online and mobile banking. Members can also access mortgages, home equity lines of credit, personal loans, auto and motorcycle financing, refinancing, and student loans. Insurance offerings include Medicare, auto, homeowners and renters, accident, and identity theft protection, with a dedicated Medicare specialist available to help customers understand their options.

For businesses, Citadel provides checking and savings accounts, certificates, credit cards, real estate and equipment loans, and business lines of credit. Additional services include payment processing, merchant services, payroll and HR tools, and remote deposit capture. The credit union also offers financial wellness education, calculators, fraud-prevention resources, and member support through branches, phone, appointments, and video chat. Membership eligibility is based on living, working, or attending school in an eligible area.