SIC 2621 — Paper Mills
SIC 2621 is 'Paper Mills', a 4-digit Standard Industrial Classification (SIC) code under Major Group 26: Paper and Allied Products (Division D: Manufacturing); it maps to modern 2022 NAICS code(s): 322120 (Paper Mills).
Description & Classification
SIC code 2621 representing 'Paper Mills' is an industry category in the Standard Industrial Classification (SIC) system under U.S. OSHA and Federal procurement registers.
Modern NAICS Crosswalk
Trace the modern equivalent classifications in the 2022 North American Industry Classification System (NAICS) database:
- NAICS 322120 - Paper Mills (via SIC1987:2621→NAICS1997:322122→2002:322122→2007:322122→2012:322122→2017:322122→2022:322120)
Classification Details
| SIC Code | 2621 |
|---|---|
| Industry Title | Paper Mills |
| Division | Division D: Manufacturing |
| Major Group | Major Group 26: Paper and Allied Products |
| Source / Verified | US Census 1987 SIC Concordance / 2026-06-28 |
Related Resources & Compliance Guides
Further regulatory reference links for legacy SIC code 2621:
- SIC Codes Complete Compliance Guide — Detailed history and active legal applications of the SIC classification framework.
- Why Legacy SIC Codes Persist Guide — How credit systems and the SEC still rely on SIC metadata.
- SIC ↔ NAICS Crosswalk Tool — Trace industrial code conversions dynamically.
- SIC Major Group 26 Hub — View other legacy industries in this business division.
Related Industries in Major Group 26
2611 - Pulp Mills...2631 - Paperboard Mills...2652 - Setup Paperboard Boxes...2653 - Corrugated and Solid Fiber Boxes...2655 - Fiber Cans, Tubes, Drums, and Similar Pr...2656 - Sanitary Food Containers, Except Folding...2657 - Folding Paperboard Boxes, Including Sani...2671 - Packaging Paper and Plastics Film, Coate...
Frequently Asked Questions (FAQ)
What industry does SIC code 2621 represent?
SIC 2621 is 'Paper Mills', a 4-digit Standard Industrial Classification (SIC) code under Major Group 26: Paper and Allied Products (Division D: Manufacturing); it maps to modern 2022 NAICS code(s): 322120 (Paper Mills).
What is the modern 2022 NAICS mapping for SIC 2621?
SIC code 2621 maps to modern NAICS codes: 322120 - Paper Mills.