I don’t remember my USI number. How can I find it? Hailey April 20, 2022 05:40 Updated Follow There are four ways to find your USI. For more information, follow the instructions outlined here. Related articles What does ‘early access’ mean? Can I verify my Statement of Attainment? What do I need to provide to verify? What documents can be used to verify my Right to Work? What is First Aid Accreditation verification? Comments 0 comments Article is closed for comments.