Humboldt, South Dakota

• Regional: United States: South Dakota: Counties: Minnehaha 

• City of Humboldt  - Official portal furnishes city, visitor, and business details for Humboldt.
• Ludens Implement  - Equipment and PJ, US Cargo, Titan and Merritt trailer dealer.
• N-Rich Plant Food Inc.  - Manufactures water soluble starter and foliar fertilizers which encourage earthworm and bacterial action in the soil.