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Casper, Wyoming

Amateur sports nonprofits in Casper, WY

21 tax-exempt amateur sports nonprofits based in Casper, from IRS data.

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Amateur sports competitions

Casper Boxing Club

Casper, WY 82601

Tax-exempt since 2012 · EIN 83-0317738

Baseball and softball

Oil City Fastpitch

Casper, WY 82609

Tax-exempt since 2022 · EIN 87-3599288

Amateur sports

Wyo One Volleyball

Casper, WY 82604

Tax-exempt since 2023 · EIN 92-1255560

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Source: IRS Exempt Organizations Business Master File, posted October 13, 2026. We list 501(c)(3) organizations whose IRS activity code is youth development, amateur sports, camps and recreation, parent-teacher groups, children's services, child day care or arts education. We show the city and ZIP code only, never a street address or contact person. A listing is not an endorsement.