North American Industry Classification System (NAICS) 2002
- 31-33 - Manufacturing
- 311 - Food Manufacturing
- 3115 - Dairy Product Manufacturing
- 31151 - Dairy Product (except Frozen) Manufacturing
- 311511 - Fluid Milk ManufacturingUS
- 311515 - Butter, Cheese, and Dry and Condensed Dairy Products ManufacturingCAN
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