IRS organization
CORNERSTONE GENEALOGICAL SOCIETY
This listing describes a nonprofit organization. Tax classification is separate from state registration and operating status.
Record reference date: October 13, 2026. Details may be incomplete or outdated.
- Record type
- IRS organization
- Record identifier
- 510202521
- Status
- Unconditional Exemption
- City
- Waynesburg
- State or territory
- Pennsylvania
- Address
- PO BOX 547
- Postal code
- 15370-0547
- Record date
- Not reported
- EIN
- 510202521
- IRS subsection code
- 03
- IRS ruling month (YYYYMM)
- 197611
Names and reported roles
Roles are shown as reported. Agents, officers and principals are not automatically owners.
Business names
- IRS organization name
- CORNERSTONE GENEALOGICAL SOCIETY
Other reported names
- In-care-of name
- % LOUISE GAPEN
Download business record (JSON)
Directory details
Identifiers
- Ein
- 51-0202521
Names
- Legal
- CORNERSTONE GENEALOGICAL SOCIETY
- In Care Of
- % LOUISE GAPEN
Addresses
- Mailing · Street 1
- PO BOX 547
- Mailing · City
- Waynesburg
- Mailing · Region
- PA
- Mailing · Postal Code
- 15370-0547
Tax
- Group Exemption Number
- 0000
- Subsection
- 501(c)(3)
- Affiliation
- Independent organization
- Classification Codes
- 2000
- Deductibility
- Contributions deductible
- Foundation Classification
- Public charity under 509(a)(2)
- Activity Codes
- 995094092
- Irs Status
- Unconditional Exemption
- Return Filing Requirement
- Form 990-N
- Private Foundation Filing Requirement
- No Form 990-PF required
- Accounting Period Month
- 12
Dates
- Irs Ruling Month
- 1976-11
- Tax Period
- 2025-12
Entity
- Irs Organization Form
- Association
Financial
- Asset Band
- Zero
- Income Band
- Zero
- Assets Usd
- 0
- Income Usd
- 0
- Revenue Usd
- 0
All reported fields
Other reported details
- EIN
- 510202521
- STATUS
- 01
Names and reported roles
- IRS organization name
- CORNERSTONE GENEALOGICAL SOCIETY
Mailing information
- In-care-of name
- % LOUISE GAPEN
- IRS mailing street
- PO BOX 547
- IRS mailing city
- WAYNESBURG
- IRS mailing state
- PA
- IRS mailing postal code
- 15370-0547
IRS reported fields and codes
- GROUP
- 0000
- SUBSECTION
- 03
- AFFILIATION
- 3
- CLASSIFICATION
- 2000
- IRS ruling month (YYYYMM)
- 197611
- DEDUCTIBILITY
- 1
- FOUNDATION
- 16
- ORGANIZATION
- 5
- IRS tax period (YYYYMM)
- 202512
- ASSET CD
- 0
- INCOME CD
- 0
- FILING REQ CD
- 02
- PF FILING REQ CD
- 0
- ACCT PD
- 12
- Reported assets (USD)
- 0
- Reported income (USD)
- 0
- Reported revenue (USD)
- 0
Industry and classification
- ACTIVITY
- 995094092