Question 1

Is Greater Southwest Historical Museum a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Greater Southwest Historical Museum is recognised by the IRS as a 501(c)(3) organisation (EIN 73-6107156). The IRS recognised Greater Southwest Historical Museum as tax-exempt in August 1965.

Question 2

What is Greater Southwest Historical Museum's EIN?

Accepted Answer

Greater Southwest Historical Museum's Employer Identification Number (EIN) is 73-6107156. The EIN was assigned by the IRS in August 1965. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Greater Southwest Historical Museum do?

Accepted Answer

To collect, preserve, and interpret the social, cultural and economic history of south central oklahoma with special emphasis on ardmore and carter county

Question 4

Where is Greater Southwest Historical Museum located?

Accepted Answer

Greater Southwest Historical Museum is located at 35 Sunset Drive, Ardmore, OK, 73401.

Question 5

When was Greater Southwest Historical Museum founded or recognised by the IRS?

Accepted Answer

Greater Southwest Historical Museum was recognised by the IRS as a tax-exempt organisation in August 1965. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Greater Southwest Historical Museum's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Greater Southwest Historical Museum reported $357K in total revenue and $460K in total expenses.

Question 7

Has Greater Southwest Historical Museum been auto-revoked by the IRS?

Accepted Answer

No — Greater Southwest Historical Museum (EIN 73-6107156) 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 Greater Southwest Historical Museum listed in IRS Publication 78?

Accepted Answer

Yes — Greater Southwest Historical Museum 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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Greater Southwest Historical Museum

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