Visit your student union on your college or university campus.
Visit the NUS office inside of the student union.
Show the representative in the NUS office your passport photo and your college or university student identification. The representative will search your identification in the NUS database and tell you the number. If you need a new NUS membership card, the representative can order one for you.
Visit the NUS website at www.nus.org. Click the "Sign In" button. Sign in using your registered email address and password. Click "Forgot Password" if you forgot your password. If you have never registered online, click the "Register" button.
Fill in the information on the screen, following the prompts and directions.
Click "My Account" and click the "Replacement Cards" button if you lost your card or if you never received the card in the first place. Look under the "Account" section and locate the "Membership Number" field to view your membership number.