NAICS 321 is the North American Industry Classification System code for Wood Product Manufacturing, a subsector in the Manufacturing sector (31-33). It divides into 3 more specific codes, including Sawmills and Wood Preservation (3211), Veneer, Plywood, and Engineered Wood Product Manufacturing (3212) and Other Wood Product Manufacturing (3219).
NAICS 321 is the code for Wood Product Manufacturing, a subsector in the North American Industry Classification System (NAICS 2022), under 31-33 (Manufacturing). It has 3 more specific codes: 3211, 3212 and 3219.
The parent of NAICS 321 is 31-33, Manufacturing. Every company under 321 is also counted under 31-33.