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Nonprofit · EIN 35-1438767

OPTIMIST INTERNATIONAL

Also known as 04474 OC OF ROCHESTER INDIANA

Tax-exempt · ROCHESTER, IN 46975

Address and contacts

Address (IRS master file)
PO BOX 1044, ROCHESTER, IN 46975-6144
In care of
% MAEGAN WILHELM
Mailing address (990-N for 2017)
PO Box 1044, Rochester IN 46975
Principal officer (990-N for 2017)
Becky Mahoney, PO Box 1044, Rochester IN 46975

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in September, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025September 30, 2026February 15, 2027Not due yet
2024September 30, 2025February 16, 2026990-EZ on file
2023September 30, 2024February 17, 2025990-EZ on file

IRS record

EIN
35-1438767
Tax-exempt status
501(c)(4): Social welfare organization
Donations deductible
No
Exempt since
1958
Accounting year ends
September
Files
Form 990 or 990-EZ
Assets (IRS master file)
$208,423
Income (IRS master file)
$107,708

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZSeptember 2025–––IRS
990-EZSeptember 2024–––IRS
990-EZSeptember 2023$94,175$59,584$174,577IRS
990-EZSeptember 2022–––IRS
990-EZSeptember 2021–––IRS
990-EZSeptember 2020–––IRS
990-EZSeptember 2019–––IRS
990-N for 2017
Officer: Becky Mahoney
September 30, 2018≤ $50,000 receipts––e-Postcard

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 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.

Questions about OPTIMIST INTERNATIONAL

What is the EIN of OPTIMIST INTERNATIONAL?
The employer identification number (EIN) of OPTIMIST INTERNATIONAL is 35-1438767.
Is OPTIMIST INTERNATIONAL tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(4) since 1958.
Are donations to OPTIMIST INTERNATIONAL tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does OPTIMIST INTERNATIONAL file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of OPTIMIST INTERNATIONAL due?
The return for tax year 2025 (the year ending September 30, 2026) is due February 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did OPTIMIST INTERNATIONAL last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended September 2025.
Who is the principal officer of OPTIMIST INTERNATIONAL?
The 990-N for 2017 names Becky Mahoney.

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