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Home >> SDSUid vs. RedID
sdsuid email vs redid account #

With multiple IDs at SDSU, it can be confusing to know which is which.


This is a physical ID card with your picture on it with a nine digit number beginning with 8.

  • Use it to check out library books
  • Add money to it for printing


This is an online account that looks like an email address, aka

  • Access Microsoft Office 365 and email
  • Log into library workstations
  • Log into OneSearch where you can look for books and articles
  • Access library resources from off campus