Avanti Federal Credit Union serves Watertown and eligible communities across northeast South Dakota. It offers savings, loans, cards, mortgages, mobile banking, and financial services for local families and education-related members.

Avanti Federal Credit Union began as Watertown Employees� Federal Credit Union and later expanded its community field of membership across several northeast South Dakota counties. The institution provides deposit accounts, Visa cards, consumer lending, mortgage resources, and mobile banking. Its history also includes a merger with an educational employees credit union, strengthening its connection to local schools and families. Current membership and product details are available on the official website.