Island Federal Credit Union, based in Hauppauge, NY, is a not-for-profit, full-service financial institution, providing Long ... Islanders with excellent banking products at the best rates and no hidden fees. Our products include Free Checking accounts, Certificate accounts, IRAs, Auto, Mortgage, Home Equity loans and lines, credit cards and college loans. Island also offers excellent customer service, online banking, bill payer, and mobile banking services. read more