Data update history
December 24, 2023
Posted financials
Added Form 990EZ for fiscal year 2022
December 24, 2023
Updated personnel
Identified 2 new personnel
November 25, 2023
Posted financials
Added Form 990EZ for fiscal year 2021
November 25, 2023
Posted financials
Added Form 990EZ for fiscal year 2020
July 7, 2023
Updated personnel
Identified 4 new personnel
Nonprofit Types
Professional associationsBusiness and community development organizationsDisease-focused nonprofitsCharities
Issues
HealthMedical disciplinesCommunity improvementBusiness and industry
Characteristics
MembershipsPartially liquidatedState / local levelTax deductible donationsNo full-time employees
General information
- Address
- PO Box 13042
- Olympia, WA 98508
- Metro area
- Olympia-Lacey-Tumwater, WA
- County
- Thurston County, WA
- Website URL
- wsoaonline.org/
- Phone
- (360) 561-3480
IRS details
- EIN
- 91-6058347
- Fiscal year end
- December
- Taxreturn type
- Form 990-EZ
- Year formed
- 1944
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- G03: Voluntary Health Associations and Medical Disciplines Professional Societies and Associations
- NAICS code, primary
- 813920: Professional Associations
- Parent/child status
- Independent
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