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| Nathan L. Dauby Scout Museum | Cleveland |
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| National Afro American Museum & Cultural Center | Wilberforce |
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| National Aviation Hall of Fame | Dayton |
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| National Ceramic Museum & Heritage Center | Crooksville |
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| National Heisey Glass Museum | Newark |
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| National History Day in Ohio | Columbus |
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| National Inventors Hall of Fame | Akron |
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| National McKinley Birthplace Memorial | Niles |
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| National Museum of Cambridge Glass, The | Cambridge |
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| National Road/Zane Grey Museum-OHS | Norwich |
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