Oklahoma Scholastic Chess Organization (OSCO) tournaments and results are listed on this page. If you have questions, please contact us at okscholasticchess@gmail.com.

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OSCO State Championship
4.02.22
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Casady Classic
3.05.22
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Yukon K-12 Open
1.08.22
Stillwater Scholastic Open
12.11.21
University of Tulsa K-12 Open
10.30.21
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OSCO Blitz Championship
9.18.21