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NAICS 331511 is the North American Industry Classification System code for Iron Foundries, a national industry in the Ferrous Metal Foundries NAICS industry (33151) of the Manufacturing sector (31-33).
Frequently asked questions
What is NAICS code 331511?
NAICS 331511 is the code for Iron Foundries, a national industry in the North American Industry Classification System (NAICS 2022), under 33151 (Ferrous Metal Foundries). It is a 6-digit code, the most specific NAICS level.
What is the parent code of NAICS 331511?
The parent of NAICS 331511 is 33151, Ferrous Metal Foundries. Every company under 331511 is also counted under 33151.