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Nonprofit · EIN 33-0053751

INTERNATIONAL ASSOCIATION OF MARATHONERS INC

Tax-exempt · SAN DIEGO, CA 92104

Address and contacts

Address (IRS master file)
2903 29TH ST, SAN DIEGO, CA 92104-4912
In care of
% AUSTIN GONTANG
Mailing address (990-N for 2025)
2903 29th St, San Diego CA 92104
Principal officer (990-N for 2025)
Austin Gontang, 2903 29th Street, San Diego CA 92104

California records

California keeps its own records of charities and corporations. Search them by EIN 33-0053751 or by the name INTERNATIONAL ASSOCIATION OF MARATHONERS INC.

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 December, so each return is due on the 15th day of the 5th month after that.

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

File the 2026 990-N for INTERNATIONAL ASSOCIATION OF MARATHONERS INC

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
33-0053751
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1984
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Austin Gontang
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Austin Gontang
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Austin Gontang
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Austin Gontang
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Austin Gontang
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Austin Gontang
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Austin Gontang
December 31, 2019≤ $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 33-0053751).

Questions about INTERNATIONAL ASSOCIATION OF MARATHONERS INC

What is the EIN of INTERNATIONAL ASSOCIATION OF MARATHONERS INC?
The employer identification number (EIN) of INTERNATIONAL ASSOCIATION OF MARATHONERS INC is 33-0053751.
Is INTERNATIONAL ASSOCIATION OF MARATHONERS INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1984.
Are donations to INTERNATIONAL ASSOCIATION OF MARATHONERS INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does INTERNATIONAL ASSOCIATION OF MARATHONERS INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of INTERNATIONAL ASSOCIATION OF MARATHONERS INC due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did INTERNATIONAL ASSOCIATION OF MARATHONERS INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
Who is the principal officer of INTERNATIONAL ASSOCIATION OF MARATHONERS INC?
The 990-N for 2025 names Austin Gontang.

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