SEI Credit Union (South East Idaho Credit Union) is a federally chartered credit union headquartered in Pocatello, Idaho, established in 1935. It serves government civilian and military employees, National Guard members, and various affiliated employee groups in Bannock, Bear Lake, Bingham, Caribou, Franklin, Oneida, and Power counties. Services include checking, savings, loans, mortgages, and digital banking.

SEI Credit Union has served Southeast Idaho since 1935, offering government employees, military personnel, National Guard members, and their families in Bannock, Bear Lake, Bingham, Caribou, Franklin, Oneida, and Power counties a member-first alternative to big banks. Enjoy friendly local service, competitive rates on checking, savings, auto loans, and mortgages, plus modern online and mobile banking tools. As a not-for-profit cooperative, SEI reinvests in its members rather than shareholders. Members can also use Fluz alongside their SEI accounts to earn extra cashback and rewards on everyday purchases, gift cards, and bill payments � making every swipe and payment go a little further.