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- Illinois Theological Seminary Online, also named In-Depth Theological Seminary, Independent Theological Seminary and Intercontinental Theological Seminary. School states: “ITS is not an accredited school with any accreditation board. ITS very much cherishes...the principle of separation between Church and State.”
- Indiana Christian University ("Indiana Christian University is approved by the Indiana State Approving Agency for training of veterans and other eligible persons"
- Instituto Latinoamericano de Psicobiofisica, Italy
- Intercontinental University
- Intercultural Open University Foundation, global, offices in Spain and USA, still registered as a Dutch juridical person, is not accredited, but offers valid dual PhD degrees in cooperation with accredited universities (Universidad Azteca and Universidad Central de Nicaragua)
- Interfaith Seminary, formerly Interfaith School of Theology, New Rochelle, New York (Institution’s website says: “As a religious Seminary the Interfaith Seminary is not accredited by an government agency.”)
- International American University, California; Nepal
- International Bible University, Norwalk, California; Carpinteria, California; Hawaii. Also called "E M International Bible University" or "E.M.I. Bible University."
- International Open University (fka Standford University) USA
- International Seminary, Plymouth, Florida
- International Technological University San Jose, California
- International Theological University California
- The International University, Italy
- The International University, Missouri or Nigeria
- International University for Graduate Studies St. Kitts and Nevis
- International University of Ministry and Education, Grandview, Missouri
- International University, Vienna (an American unaccredited private institution with a campus in Vienna, Austria)
- IOND University, Hawaii; Japan
- Irish International University
- Isles International University
Read more about this topic: List Of Unaccredited Institutions Of Higher Education