PS 3623PDF identity checked

Nonprofit Authorization Confirmation

Nonprofit Authorization Confirmation — U.S. Postal Service form (Edition 1/17)

Issuing agency: U.S. Postal Service (USPS)

Document edition
January 2017
Official source last checked
Oct 02, 2026
PDF
1 pages · 0 native fillable fields

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About PS 3623

Nonprofit Authorization Confirmation, issued by U.S. Postal Service (USPS).

Edition shown on the document: January 2017.

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