Why choose northnorthern credit union? NORTHERN CREDIT UNION KNOWS THE NORTH. It’s also how we know what it takes to help our Northern members save—by combining local insights, flexible financial products, great rates, and keeping every dollar in the North. It’s this approach to banking that’s made us the largest credit union in Northern Ontario with over 70,000 members...Where is northern federal credit union located? Northern Federal Credit Union was chartered on Jan. 1, 1955. Headquartered in Watertown, NY, it has assets in the amount of $198,709,528. Its 28,559 members are served from 7 locations. Deposits in Northern Federal Credit Union are insured by NCUA.How do i contact northern credit union about a complaint? Your name, date, the nature of the complaint or inquiry (be specific as possible) and preferred method of contact about your complaint (mailing address, telephone number or email address). Northern Credit Union will respond within 2 business days. For complaints or inquires that may need more time, we will contact you and provide a status update.What is northern lights credit union? Northern Lights Credit Union is more than just a bank. As a full-service financial institution, NLCU offers all the consumer financial products you'd expect from a larger financial institution.