NAICS 2022
561621
NAICS 2017 equivalent
561621
Convert 561621 from NAICS 2022 to 2017
Security Systems Services (except Locksmiths)
nationalIndustryTry another code
Mapped 2017 codes (1)
Official Census concordance between NAICS 2022 and 2017 editions.
SBA size standard and full classification details are on the
NAICS 561621 detail page