Ohio University

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Email: Catmail

Office 365-based email accounts for OHIO students, faculty, staff, and alumni who graduated after 2000. 




  • PC and Mac
    • Outlook 2016 or newer
    • Mac Mail and Calendar built-in apps: Mac OS 10.14 (Mojave) or higher
  • Mobile Applications
    • Outlook App: iOS and Android
    • iOS Mail and Calendar built-in apps: iOS 11 or newer


  • Current applicants 
  • Enrolled undergraduate and graduate students
  • Current employees
  • Retirees
  • Emeriti
  • Alumni who graduated after 2000

How to Request

  • No request needed. The service is enabled automatically based on your role at the University.