Your ID Number can be: your Student ID, Alumni ID, ChicagoID, University of Chicago ISO Number or SSN.
- The Alumni ID can be found on the address label of your Chicago Magazine. Alumni who graduated before 1980 will need to use this in place of their Social Security Number. If you have problems finding your Alumni ID call or email the Alumni Office. See right column.
- Your ISO Number is a 16 digit number that is printed on your University of Chicago ID card.
- ChicagoID is a 8 digit number followed by a letter (e.g., 12345678A). It is on the back of your University of Chicago ID card.