Question 1

Is Illinois Postal Workers Union a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Illinois Postal Workers Union is recognised by the IRS as a 501(c)(5) organisation (EIN 37-0814315). The IRS recognised Illinois Postal Workers Union as tax-exempt in November 1973.

Question 2

What is Illinois Postal Workers Union's EIN?

Accepted Answer

Illinois Postal Workers Union's Employer Identification Number (EIN) is 37-0814315. The EIN was assigned by the IRS in November 1973. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Illinois Postal Workers Union do?

Accepted Answer

Negotiation and implementation of collective bargaining agreements through grievances, arbitration, and training

Question 4

Where is Illinois Postal Workers Union located?

Accepted Answer

Illinois Postal Workers Union is located at PO BOX 3132, Rock Island, IL, 61204.

Question 5

When was Illinois Postal Workers Union founded or recognised by the IRS?

Accepted Answer

Illinois Postal Workers Union was recognised by the IRS as a tax-exempt organisation in November 1973. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Illinois Postal Workers Union's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Illinois Postal Workers Union reported $238K in total revenue and $284K in total expenses.

Question 7

Has Illinois Postal Workers Union been auto-revoked by the IRS?

Accepted Answer

No — Illinois Postal Workers Union (EIN 37-0814315) 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 Illinois Postal Workers Union listed in IRS Publication 78?

Accepted Answer

Givalgo Discover did not find Illinois Postal Workers Union in the most recent IRS Publication 78 download. Some tax-exempt organisations (e.g., churches and government instrumentalities) are eligible to receive deductible contributions without appearing in Pub 78 — verify directly with the IRS if uncertain.

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Illinois Postal Workers Union

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