Labor union in St. Louis

AgentData lists 3 labor unions in St. Louis, United States. Updated May 2026.

3 businesses2 with websites
Laborers' Local 42

301, South Ewing Avenue, Saint Louis, 63103, MO

Full profile
Sheet Metal Workers SMART Local Union No. 36

2319, Chouteau Avenue, Saint Louis, 63103, MO

Full profile

Also in St. Louis

Place of worship ()Restaurant ()Bar ()Fast food restaurant ()Elementary school ()Cafe ()Hotel ()Fuel supplier ()

Labor union in nearby cities

West Town ()South Bend ()Anchorage ()Indianapolis ()Sulphur ()Champaign ()Springfield ()Grand Junction ()

Frequently asked questions

How many labor unions are in St. Louis?

AgentData lists 3 labor unions in St. Louis as of May 2026.

Which labor unions in St. Louis have a website?

2 of 3 labor unions in St. Louis have a website with verified contact details.

Is this data free?

Yes. AgentData is completely free — no credit card, no trial period, no paid tiers.

How is this data collected?

Business listings are sourced from OpenStreetMap and verified through our web crawler, which checks websites for email addresses, phone numbers, and technology stacks.

Access this data via API
GET /api/local-businesses?category=labor-union&city=st-louis