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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 86-0750306

OLD PUEBLO ARCHAEOLOGY CENTER

Tax-exempt · TUCSON, AZ 85717

Financials

$70K$72K2022$96K$81K2023$82K$91K2024
Revenue Expenses · by fiscal year end
Financials of OLD PUEBLO ARCHAEOLOGY CENTER by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
September 30, 2025990-EZ$82,391$90,766-$8,375$86,461$58,225$28,236
September 30, 2024990-EZ$95,879$81,474$14,405$104,399$67,789$36,610
September 30, 2023990-EZ$70,202$72,008-$1,806$75,517$53,470$22,047
Financial details: 990-EZ for the year ended September 30, 2025

Revenue

Contributions, gifts and grants
$4,000
Membership dues
$45,278
Program service revenue
$28,470
Other revenue
$4,643

Expenses

Compensation of officers, directors and key employees
$0
Salaries, compensation and benefits (total)
$31,447
Occupancy
$8,720
Printing, publications and postage
$901
Other expenses
$49,698
Program services (functional)
$90,766

Balance sheet and other

Total assets, start of year
$104,399
Total assets, end of year
$86,461
Total liabilities, end of year
$58,225
Net assets, end of year
$28,236
Cash, savings and investments
$86,461
Gross receipts
$82,391

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990-EZ for the year ended September 30, 2025, highest compensation first.

NameTitleHours / weekCompensation
CHARLES R FARABEEDIRECTOR1$0
ROBERT ARNBERGERDIRECTOR1$0
ANABEL GALINDODIRECTOR1$0
WILLIAM GILLESPIEDIRECTOR1$0
MITCHELL KAGENDIRECTOR1$0
A J VONARXSECRETARY2$0
ALLEN DARTCHIEF EXEC O50$0
MONICA YOUNGPRESIDENT2$0
PATRICIA WIEDHOPFDIRECTOR1$0
SAMUEL GREENLEAFVICE PRESIDE5$0
MONICA T PRILLAMANTREASURER2$0
MAEGAN K LOPEZDIRECTOR1$0
ASA SHERRYDIRECTOR1$0
MICHELLE O'DONNELLDIRECTOR1$0
JAY FRANKLINDIRECTOR1$0
2 more people on this return
NameTitleHours / weekCompensation
PATRICIA LINDBERGDIRECTOR1$0
CELESTINE PABLODIRECTOR1$0
990-EZ for the year ended September 30, 2024: 15 people
NameTitleHours / weekCompensation
CHARLES R FARABEEDIRECTOR1$0
MARTINA DAWLEYDIRECTOR1$0
ANABEL GALINDODIRECTOR1$0
WILLIAM GILLESPIEDIRECTOR1$0
MITCHELL KAGENDIRECTOR1$0
A J VONARXSECRETARY2$0
ALLEN DARTCHIEF EXEC O50$0
MONICA YOUNGPRESIDENT2$0
PATRICIA WIEDHOPFDIRECTOR1$0
SAMUEL GREENLEAFVICE PRESIDE2$0
MONICA T PRILLAMANTREASURER2$0
MAEGAN K LOPEZDIRECTOR1$0
ASA SHERRYDIRECTOR1$0
PATRICIA LINDBERGDIRECTOR1$0
MICHELLE O'DONNELLDIRECTOR1$0
990-EZ for the year ended September 30, 2023: 14 people
NameTitleHours / weekCompensation
CHARLES R FARABEEDIRECTOR1$0
LYNDA KLASKYDIRECTOR1$0
MARTINA DAWLEYDIRECTOR1$0
ANABEL GALINDODIRECTOR1$0
WILLIAM GILLESPIEDIRECTOR1$0
MITCHELL KAGENDIRECTOR1$0
A J VONARXDIRECTOR1$0
ALLEN DARTCHIEF EXEC O50$0
MONICA YOUNGPRESIDENT2$0
PATRICIA WIEDHOPFSECRETARY2$0
SAMUEL GREENLEAFVICE PRESIDE2$0
MONICA T PRILLAMANTREASURER2$0
MAEGAN K LOPEZDIRECTOR1$0
ASA SHERRYDIRECTOR1$0

Address and contacts

Address (IRS master file)
PO BOX 40577, TUCSON, AZ 85717-0577
In care of
% ALLEN DART
Signed the 990-EZ
ALLEN DART, CHIEF EXEC OFFICER
Phone
(520) 798-1201

Mission

EDUCATION, TRAINING AND SCIENTIFIC RESEARCH

990-EZ for the year ended September 30, 2025

Program accomplishments

  • PROVED EDUCATION, TRAINING AND SCIENTIFIC RESEARCH IN ARCHAEOLOGY
    Expenses $90,766

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 16, 2027Not due yet
2024September 30, 2025February 17, 2026990-EZ on file
2023September 30, 2024February 18, 2025990-EZ on file

File the 2025 990-EZ for OLD PUEBLO ARCHAEOLOGY CENTER

Due February 16, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
86-0750306
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
1995
Accounting year ends
September
Files
Form 990 or 990-EZ
Assets (IRS master file)
$86,461
Income (IRS master file)
$82,391

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZSeptember 2025$82,391$90,766$86,461XML
990-EZSeptember 2024$95,879$81,474$104,399XML
990-EZSeptember 2023$70,202$72,008$75,517XML
990-EZSeptember 2022–––IRS
990-EZSeptember 2021–––IRS
990-EZSeptember 2020–––IRS
990-EZSeptember 2019–––IRS
990-EZSeptember 2018–––IRS

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 86-0750306).

Questions about OLD PUEBLO ARCHAEOLOGY CENTER

What is the EIN of OLD PUEBLO ARCHAEOLOGY CENTER?
The employer identification number (EIN) of OLD PUEBLO ARCHAEOLOGY CENTER is 86-0750306.
Is OLD PUEBLO ARCHAEOLOGY CENTER tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1995.
Are donations to OLD PUEBLO ARCHAEOLOGY CENTER tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does OLD PUEBLO ARCHAEOLOGY CENTER 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 OLD PUEBLO ARCHAEOLOGY CENTER due?
The return for tax year 2025 (the year ending September 30, 2026) is due February 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did OLD PUEBLO ARCHAEOLOGY CENTER last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended September 2025.
Who are the officers and directors of OLD PUEBLO ARCHAEOLOGY CENTER?
The 990-EZ for the year ended September 30, 2025 lists 17 people; 0 received compensation from the organization.
How much revenue does OLD PUEBLO ARCHAEOLOGY CENTER have?
On its 990-EZ for the year ended September 30, 2025 it reported revenue of $82,391, expenses of $90,766 and total assets of $86,461 at year end.

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