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Nonprofit · EIN 83-6007647

WYOMING HISTORICAL FOUNDATION

Tax-exempt · CASPER, WY 82609

Address and contacts

Address (IRS master file)
301 THELMA DR PMB 249, CASPER, WY 82609-2325

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in September, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025September 30, 2026February 15, 2027Not due yet
2024September 30, 2025February 16, 2026Not on file
2023September 30, 2024February 17, 2025Not on file

IRS record

EIN
83-6007647
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2026
Accounting year ends
September
Files
Form 990 or 990-EZ
Assets (IRS master file)
$283,717
Income (IRS master file)
$41,501

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZSeptember 2020–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 83-6007647).

Questions about WYOMING HISTORICAL FOUNDATION

What is the EIN of WYOMING HISTORICAL FOUNDATION?
The employer identification number (EIN) of WYOMING HISTORICAL FOUNDATION is 83-6007647.
Is WYOMING HISTORICAL FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2026.
Are donations to WYOMING HISTORICAL FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does WYOMING HISTORICAL FOUNDATION file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of WYOMING HISTORICAL FOUNDATION due?
The return for tax year 2025 (the year ending September 30, 2026) is due February 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did WYOMING HISTORICAL FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended September 2020.

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