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EIN 37-0621738

USW Local 3643

IRS 501(c) type
501(c)(5)
Num. employees
Unknown
City
Alton
State
Illinois
Year formed
1968
Most recent tax filings
2025-12-01
NTEE code, primary
J40: Labor unions, organizations
Description
The Local Union Enforced the Collective Bargaining Agreement to Better the Working Conditions of the Local Union and Provide Representations to its Members. Collective Bargaining.
Related structure
USW Local 3643 is child organization, under the parent exemption from United Steelworkers USW.
Also known as...
United Steelworkers Local 3643; United Steelworkers International Local Union 03643; 03643 Local
Total revenues
$97,582
2025
Total expenses
$104,115
2025
Total assets
$381,223
2025
Num. employees
n/a

Financials for USW Local 3643

RevenuesFYE 12/2025
Total grants, contributions, etc.$81,792
Program services$0
Membership dues$81,792
Investment income and dividends$6,306
Net gain from sale of non-inventory assets$0
Net income from gaming activities and fundraising events, combined$0
Net income from sales of inventory$0
Miscellaneous revenues$9,484
Total revenues$97,582

Organizations like USW Local 3643

OrganizationLocationRevenue
USW Local 7150Eugene, OR$105,144
USW Local 3657Pittsburgh, PA$156,349
USW Local 201Waxahachie, TX$127,371
USW Local 9059Denham Springs, LA$83,013
USW Local 810Orange, CA$51,855
USW Local 168Winston Salem, NC$53,034
USW Local 662Pekin, IL$180,756
USW Local 289Spokane, WA$137,638
United Steelworkers - 01200 LocalCanton, OH$58,288
USW Local 205Hannibal, MO$113,445
Data update history
July 17, 2026
Posted financials
Added Form 990EZ for fiscal year 2025
June 22, 2026
Updated personnel
Identified 1 new personnel
April 9, 2026
Posted financials
Added Form 990EZ for fiscal year 2024
February 27, 2026
Updated personnel
Identified 4 new personnel
May 25, 2024
Posted financials
Added Form 990EZ for fiscal year 2023
Nonprofit Types
UnionsChapter / child organizations
Issues
Human servicesJobs and employment
Characteristics
Legally formed as other entityMembershipsPartially liquidatedState / local levelNo full-time employees
General information
Address
2821 E Broadway
Alton, IL 62002
Metro area
St. Louis, MO-IL
County
Madison County, IL
Phone
(618) 600-5070
IRS details
EIN
37-0621738
Fiscal year end
December
Taxreturn type
Form 990-EZ
Year formed
1968
Eligible to receive tax-deductible contributions (Pub 78)
No
Categorization
NTEE code, primary
J40: Labor unions, organizations
NAICS code, primary
813930: Labor Unions
Parent/child status
Child within group exemption
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