NAICS Code 423330

NAICS 423330

NAICS Code 423330 – Roofing, Siding, and Insulation Material Merchant Wholesalers

Definition of NAICS Code 423330: This industry comprises establishments primarily engaged in the merchant wholesale distribution of nonwood roofing and nonwood siding and insulation materials.

  • You can also download your own copy of the complete 2017 NAICS Classification Manual. The NAICS Manual is updated every five years. The 2017 copy will be applicable until a new edition is produced in 2022.

Cross Reference Guide for Code 423330

What codes are similar to this classification that might be a more applicable code? The cross-reference guide below displays the codes for other similar industries. Please review to find the most applicable classification.

  • Establishments primarily engaged in the merchant wholesale distribution of wood roofing and wood siding are classified in Industry NAICS 423310, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers.

Other Index Entries for NAICS 423330

The North American Industry Classification System contains multiple index entries that are each descriptive of the same code. The bulleted list below shows all applicable index entries (Current and former) that are associated with this classification. These index entries further elaborate on the scope of applicable industries that have already been defined at the top of this page.

  • Asphalt roofing shingles merchant wholesalers
  • Gutters and down spouts (except wood) merchant wholesalers
  • Insulation materials (except wood) merchant wholesalers
  • Roofing materials (except wood) merchant wholesalers
  • Sheet metal roofing materials merchant wholesalers
  • Shingles (except wood) merchant wholesalers
  • Siding (except wood) merchant wholesalers
  • Solar reflective film merchant wholesalers
  • Sound insulation merchant wholesalers
  • Tarred felts merchant wholesalers
  • Vinyl siding merchant wholesalers
  • Weather stripping merchant wholesalers

Suggested Insurance Conversion Table for NAICS Code 423330

Looking for an insurance classification other than the North American Industry Classification System? If a company falls within the industry defined on this page, then the class codes mentioned below may be applicable. Please note that the bulleted cross-reference guide below is not authoritative. Users should have an insurance professional review to ensure proper insurance classification.

  • NCCI WC (Varies by state): 8058NAICS 423330
  • CA WC: 8017
  • DE WC: 855
  • PA WC: 855
  • MI WC: 8058
  • NJ WC: 8232
  • NY WC: 8232
  • WY WC: 423330
  • GL: 10257
  • SIC: 5033

Resources: Praxiom, AceGroupTDICalifornia Division of Workers Compensation, Delaware Workers Compensation Manual, Pennsylvania Workers Compensation Manual, Michigan Workers’ Compensation Placement Facility: Classification Definitions, New Jersey Workers Compensation and Employers Liability Insurance Manual, New York Workers Compensation and Employers Liability, North American Industry Classification System, Florida Underwriting Guide: Commercial General Liability Classifications,  Standard Industrial Classifications.

The suggested cross reference guide for NAICS code 423330 is based on our research using the resources cited above.

Correlating Code Breakdown for North American Industry Classification System

NAICS codes are broken down by digit. The broadest description starts with the 2 digit sector codes. The 3 digit subsector codes are more specific, then the 4 digit industry group, 5 digit industry, and the most specific is the 6 digit NAICS code (Where you are now). If the code on this page does not describe the industry of the business in question, then select the largest applicable code below. From there, follow through the progression of smaller digits to the larger digits in order to obtain the most specific 6 digit classification.

  • Sector 42: Wholesale Trade
  • Subsector 423: Merchant Wholesalers, Durable Goods
  • Industry Group 4233: Lumber and Other Construction Materials Merchant Wholesalers
  • Industry 42333: Roofing, Siding, and Insulation Material Merchant Wholesalers
  • 6 Digit Code(s) NAICS 423330: Roofing, Siding, and Insulation Material Merchant Wholesalers
Other helpful NAICS Downloads

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NAICS Code 423330