NAICS 21223 is a North American Industry Classification System code. Federal buyers use NAICS for market research, set-aside size standards, and reporting. Official titles come from the Census Bureau NAICS structure.
- Official title
- Copper, Nickel, Lead, and Zinc MiningT
- Code level
- 5
- Parent industry
- 2122 — Metal Ore MiningT
- Open opportunities
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