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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 94-6112213

ALPHA CHI OMEGA FRATERNITY

Also known as DELTA ZETA DELTA SAN MATEO CA ALUMN

Tax-exempt · SAN CARLOS, CA 94070

Address and contacts

Address (IRS master file)
312 WINDSOR DR, SAN CARLOS, CA 94070-2824
In care of
% JUDITH VARGAS
Mailing address (990-N for 2025)
312 Windsor Drive, San Carlos CA 94070
Principal officer (990-N for 2025)
Judith Borthwick, 312 Windsor Drive, San Carlos CA 94070

California records

California keeps its own records of charities and corporations. Search them by EIN 94-6112213 or by the name ALPHA CHI OMEGA FRATERNITY.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in July, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025July 31, 2026December 15, 2026990-N on file
2024July 31, 2025December 15, 2025990-N on file
2023July 31, 2024December 16, 2024990-N on file

File the 2026 990-N for ALPHA CHI OMEGA FRATERNITY

Due December 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
94-6112213
Tax-exempt status
501(c)(7): Social or recreational club
Donations deductible
No
Exempt since
1941
Accounting year ends
July
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Judith Borthwick
July 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Judith C Borthwick
July 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Judy Borthwick
July 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Judy Borthwick
July 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Judith Borthwick
July 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Judy Borthwick
July 31, 2020≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 94-6112213).

Questions about ALPHA CHI OMEGA FRATERNITY

What is the EIN of ALPHA CHI OMEGA FRATERNITY?
The employer identification number (EIN) of ALPHA CHI OMEGA FRATERNITY is 94-6112213.
Is ALPHA CHI OMEGA FRATERNITY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(7) since 1941.
Are donations to ALPHA CHI OMEGA FRATERNITY tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does ALPHA CHI OMEGA FRATERNITY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of ALPHA CHI OMEGA FRATERNITY due?
The return for tax year 2026 (the year ending July 31, 2027) is due December 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did ALPHA CHI OMEGA FRATERNITY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended July 31, 2026.
Who is the principal officer of ALPHA CHI OMEGA FRATERNITY?
The 990-N for 2025 names Judith Borthwick.

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