NAICS 5621 is the North American Industry Classification System code for Waste Collection, a industry group in the Waste Management and Remediation Services subsector (562) of the Administrative and Support and Waste Management and Remediation Services sector (56). It divides into 3 more specific codes, including Solid Waste Collection (562111), Hazardous Waste Collection (562112) and Other Waste Collection (562119).
NAICS 5621 is the code for Waste Collection, a industry group in the North American Industry Classification System (NAICS 2022), under 562 (Waste Management and Remediation Services). It has 3 more specific codes: 562111, 562112 and 562119.
The parent of NAICS 5621 is 562, Waste Management and Remediation Services. Every company under 5621 is also counted under 562.