# Yaphank Historical Society

Yaphank Historical Society is a Nonprofit Organization based in Yaphank, United States.

## Overview

- **Organization type:** Nonprofit Organization
- **Headquarters:** Yaphank, United States
- **Region:** North America

## About

The IRS Exempt Organizations Business Master File snapshot retrieved on 2026-10-14 identifies Yaphank Historical Society as a tax-exempt nonprofit organization exempt under Section 501(c)(3). Its Employer Identification Number is 23-7396005. Its reported mailing city is Yaphank, New York, United States. For the tax period ending August 2025, the retained IRS record reports total assets of USD 354,350. Reported income for that tax period is USD 24,495. Reported revenue for that tax period is USD 24,495. The reported NTEE classification code is A82. The IRS ruling year recorded in this snapshot is 1975. Original retained record: IRS Exempt Organizations Business Master File, eo1.csv, EIN 23-7396005. Total assets are balance-sheet assets, not assets under management. These are dated IRS records; they do not establish current finances or a present investment mandate.

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Updated: 2026-10-25T16:21:26Z

Canonical page: https://altss.com/profile/yaphank-historical-society

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