# The Grreat Undergrrowl Railroad Inc

The Grreat Undergrrowl Railroad Inc is a Nonprofit Organization based in Altadena, United States.

## Overview

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

## About

The IRS Exempt Organizations Business Master File snapshot retrieved on 2026-10-14 identifies The Grreat Undergrrowl Railroad Inc as a tax-exempt nonprofit organization exempt under Section 501(c)(3). Its Employer Identification Number is 06-1761607. Its reported mailing city is Altadena, California, United States. The retained registry records an IRS exemption ruling in February 2006 and reported NTEE classification code D20. The ruling date is not a founding date. Original retained record: IRS Exempt Organizations Business Master File, eo3.csv, EIN 06-1761607. These dated registry facts do not establish current operations, current finances, assets under management or an investment mandate. No financial amounts are stated in this registry-only record.

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Updated: 2026-10-25T19:08:42Z

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