How to Log In to CORE/Volunteer Center Stephanie Holmes April 22, 2019 17:30 Updated Follow 1. Click Here: https://core.score.org/user. 2. Enter your username and password in the appropriate fields and click Log In. Related articles How to Change Your CORE Password (While logged in) How to Access the 005 Mentoring Certification Training Module How to Access SCORE Training (New and Current Volunteers) I Forgot my CORE Username and/or Password. What do I do? Editing Appointment to Add Client Comments 0 comments Please sign in to leave a comment.