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PHTO courses at Iowa

9,134 PHTO courses at University of Iowa, with prerequisites, ratings, workload, and what each one unlocks.

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CoursesRemove PHTO PHTORemove 3000-level
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Where the numbers come from: course listings from the Iowa 2026–2027 catalog; prerequisite links we have parsed and mapped. A course shows a figure only when we have it for that course. The official listing lives at catalog.registrar.uiowa.edu.