SIC Code 8621: Professional Membership Organizations
The SIC code for Professional Membership Organizations is 8621.
Professional Membership Organizations establishments operate within the SIC 8621 classification, providing products and services as defined by the Standard Industrial Classification system.
Professional Membership Organizations (SIC 8621) is part of SIC 862 — Professional Membership Organizations, which contains 1 industries.
8621
SIC Code
81391
NAICS Equivalent
NAICS Equivalent
Corresponding NAICS Code
NAICS 81391 — Business Associations
NAICS 2022 · Sector 81: Other Services (except Public Administration)
NAICS replaced SIC for US federal statistics in 1997. Browse all NAICS codes
SIC 1987
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Need the NAICS equivalent? convert a SIC code to NAICS using the mapping table — SIC 1987 four-digit industries paired with NAICS 2022 at the five-digit industry level, with coverage gaps stated.