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NAICS 813930 · Labor Unions and Similar Labor Organizations

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Labor union in La Crosse, WI

18 labor union in La Crosse, WI; 42 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. American Federation of Labor & Congress of Industrial Orgs

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for American Federation of Labor & Congress of Industrial Orgs
    IRS exempt-organization registration
    IRS 390414964
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 390414964 → IRS search

  2. American Federation of State County and Municipal Employees

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for American Federation of State County and Municipal Employees
    IRS exempt-organization registration
    IRS 391373524
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 391373524 → IRS search

  3. American Federation of State County & Municipal Employees

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for American Federation of State County & Municipal Employees
    IRS exempt-organization registration
    IRS 800282776
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 800282776 → IRS search

  4. American Federation of State County & Municipal Employees

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for American Federation of State County & Municipal Employees
    IRS exempt-organization registration
    IRS 391416904
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 391416904 → IRS search

  5. American Federation of Teachers

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for American Federation of Teachers
    IRS exempt-organization registration
    IRS 391265834
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 391265834 → IRS search

  6. American Postal Workers Union

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for American Postal Workers Union
    IRS exempt-organization registration
    IRS 237339904
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 237339904 → IRS search

  7. Crue-Weac Region 4

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for Crue-Weac Region 4
    IRS exempt-organization registration
    IRS 391170009
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 391170009 → IRS search

  8. International Association of Fire Fighters

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for International Association of Fire Fighters
    IRS exempt-organization registration
    IRS 237035241
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 237035241 → IRS search

  9. International Association of Machinists & Aerospace Workers

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for International Association of Machinists & Aerospace Workers
    IRS exempt-organization registration
    IRS 391394145
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 391394145 → IRS search

  10. International Association of Machinists & Aerospace Workers

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for International Association of Machinists & Aerospace Workers
    IRS exempt-organization registration
    IRS 396076003
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 396076003 → IRS search

  11. International Association of Machinists & Aerospace Workers

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for International Association of Machinists & Aerospace Workers
    IRS exempt-organization registration
    IRS 391688803
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 391688803 → IRS search

  12. International Association of Machinists & Aerospace Workers

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for International Association of Machinists & Aerospace Workers
    IRS exempt-organization registration
    IRS 390275813
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 390275813 → IRS search

  13. La Crosse Professional Police Nonsupervisory Assn

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for La Crosse Professional Police Nonsupervisory Assn
    IRS exempt-organization registration
    IRS 391687260
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 391687260 → IRS search

  14. National Air Traffic Controllers Association

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for National Air Traffic Controllers Association
    IRS exempt-organization registration
    IRS 371778029
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 371778029 → IRS search

  15. Union Herald Inc

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for Union Herald Inc
    IRS exempt-organization registration
    IRS 391399963
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 391399963 → IRS search

  16. United Brotherhood of Carpenters & Joiners of America

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for United Brotherhood of Carpenters & Joiners of America
    IRS exempt-organization registration
    IRS 390198896
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 390198896 → IRS search

  17. United Steelworkers

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for United Steelworkers
    IRS exempt-organization registration
    IRS 396097459
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 396097459 → IRS search

  18. Workers United

    Active501(c)(5) labor, agricultural or horticultural organization

    La Crosse, WI

    Ask it
    Proof for Workers United
    IRS exempt-organization registration
    IRS 311070449
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    La Crosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 311070449 → IRS search

  19. Laborers International Union of North America

    Active501(c)(5) labor, agricultural or horticultural organization

    Lacrosse, WI · 3 mi away

    Ask it
    Proof for Laborers International Union of North America
    IRS exempt-organization registration
    IRS 390367733
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    Lacrosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 390367733 → IRS search

  20. United Electrical Radio & Machine Workers of America

    Active501(c)(5) labor, agricultural or horticultural organization

    Lacrosse, WI · 3 mi away

    Ask it
    Proof for United Electrical Radio & Machine Workers of America
    IRS exempt-organization registration
    IRS 391862587
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(5) labor, agricultural or horticultural organization
    Checked
    Oct 23, 2026
    Where
    Lacrosse, WI · serves Wisconsin
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 391862587 → IRS search

More cities in Wisconsin

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