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INSTRUCTIONS
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This clearinghouse is a tool to help tournament organizers plan dates for upcoming events and avoid conflicts with other events.
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It is maintained by the OCA webmaster — and you, the users.
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All known Oklahoma tournaments are listed — plus some known events in surrounding states that might cause a conflict with Oklahoma tournaments.
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(For complete state-by-state or national events listings, always check the TLAs!)
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It is each organizer's responsibility to check the clearinghouse before setting a date, then contact us with pending or confirmed tournament dates, updates etc. 
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To add a pending or confirmed event, email the clearinghouse: rebecca@chessokc.com
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You may also add a comment on any date — click inside the cell, then click Insert Comment.
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Club Color Codes:
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OCA
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OKC Chess Club
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OSCO
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Norman
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Name of tournament
This format = a regularly occuring evening tournament. Try to avoid conflicts in the same town, but don't worry so much about these.
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February 2026
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MTWThFriday, February 6Saturday, February 7Sunday, February 8Status / Notes
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The Rated PG Open
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Friday, February 13Saturday, February 14Sunday, February 15
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Challengers double blitz quads
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Southwest Class Championships - Dallas
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Friday, February 20Saturday, February 21Sunday, February 22
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OSCOJenks
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17Chinese New Year Feb 17 – March 3 Ramadan Feb 17 – March 19
Ramadan Feb 17 – March 19
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Friday, February 27Saturday, February 28Sunday, March 1
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Friday Action Swiss - OKC Chess ClubMoore Chess Club Blitz
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March 2026
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MTWThSunday, March 1Status / Notes
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3Moore Chess Club Blitz
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14Holi
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Friday, March 6Saturday, March 7Sunday, March 8
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OSCO State Championship
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Sooner March Mate-ness
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Friday, March 13Saturday, March 14Sunday, March 15
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OSCO
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Challengers double blitz quads
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Friday, March 20Saturday, March 21Sunday, March 22
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Bounty Hunter Renascence - OKC
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19Friday Action SwissRamadan ends March 19
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Friday, March 27Saturday, March 28Sunday, March 29
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Friday Action Swiss
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April 2026
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MTWThFriday, April 3Saturday, April 4Sunday, April 5Status / Notes
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Art House Blitz (OKC)Sooner Sunday Scholastic
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Friday, April 10Saturday, April 11Sunday, April 12
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Challengers double blitz quadsSunday Action Swiss
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Friday, April 17Saturday, April 18Sunday, April 19
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Rozsa TrophyRozsa TrophyRozsa Trophy
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Friday, April 24Saturday, April 25Sunday, April 26
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OKC Spring OpenOKC Spring OpenOKC Spring Open
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May 2026
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MTWThFriday, May 1Saturday, May 2Sunday, May 3Status / Notes
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May the Fork Be With You (Norman)
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K-6 Nationals in BaltimoreMay 1 is Chinese Labor Day
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Friday, May 8Saturday, May 9Sunday, May 10
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Route 66 Centennial Chess Open, in TULSA. 5-SS
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Challengers double blitz quads
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Friday, May 15Saturday, May 16Sunday, May 17
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RED RIVER SHOOTOUT
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Friday, May 22Saturday, May 23Sunday, May 24
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DivertimentoSenior Ch ?Senior CH?
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Sooner Scholastic
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Friday, May 29Saturday, May 30Sunday, May 31
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June 2026
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MTWThFriday, June 5Saturday, June 6Sunday, June 7Status / Notes
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HSS I (p)
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Friday, June 12Saturday, June 13Sunday, June 14
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Challengers double blitz quads
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Friday, June 19Saturday, June 20Sunday, June 21Dragon Boat Festival
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Friday, June 26Saturday, June 27Sunday, June 28
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Jerry Spann Memorial / Oklahoma State Championship, Tulsa