Question 1

Is Museum at the Bighorns a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Museum at the Bighorns is recognised by the IRS as a 501(c)(3) organisation (EIN 83-6007540). The IRS recognised Museum at the Bighorns as tax-exempt in February 2018.

Question 2

What is Museum at the Bighorns's EIN?

Accepted Answer

Museum at the Bighorns's Employer Identification Number (EIN) is 83-6007540. The EIN was assigned by the IRS in February 2018. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Museum at the Bighorns do?

Accepted Answer

Preserve and share our rich heritage, engaging present and future generations.

Question 4

Where is Museum at the Bighorns located?

Accepted Answer

Museum at the Bighorns is located at 171 N Main ST Suite 107, Sheridan, WY, 82801.

Question 5

When was Museum at the Bighorns founded or recognised by the IRS?

Accepted Answer

Museum at the Bighorns was recognised by the IRS as a tax-exempt organisation in February 2018. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Museum at the Bighorns's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Museum at the Bighorns reported $357K in total revenue and $300K in total expenses.

Question 7

Has Museum at the Bighorns been auto-revoked by the IRS?

Accepted Answer

No — Museum at the Bighorns (EIN 83-6007540) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.

Question 8

Is Museum at the Bighorns listed in IRS Publication 78?

Accepted Answer

Yes — Museum at the Bighorns is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.

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Sheridan County Historical Society

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