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US Standard Industrial Classification (SIC) Code Lookup

Division: D - Manufacturing

US-SIC Code 2321 - Men's and Boys' Shirts, Except Work Shirts

Industry Description

Establishments primarily engaged in manufacturing men's and boys' shirts (including polo and sport shirts) from purchased woven or knit fabrics. Establishments primarily engaged in manufacturing work shirts are classified in Industry 2326. Knitting mills primarily engaged in manufacturing outerwear are classified in Industry 2253.

Business Examples

Common types of business activities within US SIC 2321 - Men's and Boys' Shirts, Except Work Shirts are:

  • Blouses, boys'-mfpm
  • Collars, men's and boys'-mfpm
  • Flannel shirts, except work shirts: men's, youths', and boys'
  • Polo shirts: men's and boys'-mfpm
  • Shirts, outerwear; except work shirts: men's and boys'-mfpm
  • Sport shirts: men's and boys'-mfpm
  • Sweatshirts: men's and boys'-mfpm
  • Tank tops: men's and boys'-mfpm
  • Uniform shirts, except athletic or work: men's and boys'-mfpm

IBISWorld Industry Research Report

Textile Mills in the US (31310)

Revenue 2025

$38.5bn

Growth 2025

-0.42%

Key Trends

  • Textile mills will continue experiencing substantial competition

  • COVID-19 shuttered production capabilities

  • Growing new car sales is set to sustain revenue generation

Products and Services

US-SIC Hierarchy 2321 - Men's and Boys' Shirts, Except Work Shirts

US-SIC Code 2321 - Men's and Boys' Shirts, Except Work Shirts sits in the 2-digit Men's and Boys' Shirts, Except Work Shirts sector. US SIC codes can be 2 to 8 digits and the further along the hierarchy, the more detailed and specific the category will be.

Division: D

Division Title: Manufacturing

2 Digits 3 Digits 4 Digits

Extended US-SIC Hierarchy for 2321 - Men's and Boys' Shirts, Except Work Shirts

For business marketing and targeting, US SIC Codes have been extended to provide more specific classifications within US-SIC 2321 - Men's and Boys' Shirts, Except Work Shirts. Extended US SIC Codes are being continuously updated to reflect the current business environment.

6 Digit SIC Codes

  • 232101 Shirts-manufacturers
  • 232102 Hawaiian wear-manufacturers

8 Digit SIC Codes

  • 23210000 Men's and boy's furnishings
  • 23210100 Men's and boys' dress shirts
  • 23210101 Blouses, boys': made from purchased materials
  • 23210102 Collars, men's and boys': made from purchased materials
  • 23210200 Men's and boys' sports and polo shirts
  • 23210201 Polo shirts, men's and boys': made from purchased materials
  • 23210202 Sport shirts, men's and boys': from purchased materials
  • 23219900 Men's and boy's furnishings, nec
  • 23219901 Flannel shirts, except work: men's, youths', and boys'
  • 23219902 Uniform shirts: made from purchased materials

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US SIC Code Directory

Each US SIC Code is part of a Division, which corresponds with a numerical range. Select a Division category from the table below, then drill down to discover the industries within that Division.

Division US-SIC Code Sector title
A 01-09 Agriculture, Forestry, and Fishing
B 10-14 Mining
C 15-17 Construction
D 20-39 Manufacturing
E 40-49 Transportation, Communications, Electric, Gas, and Sanitary Services
F 50-51 Wholesale Trade
G 52-59 Retail Trade
H 60-67 Finance, Insurance, and Real Estate
I 70-89 Services
J 90-99 Public Administration

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