What is NAICS code 4821?

NAICS 4821 is the industry group "Rail Transportation" in the North American Industry Classification System, part of the Transportation and Warehousing sector (48).

NAICS Code 4821: Rail Transportation

NAICS code 4821 is the industry group for rail transportation in the Transportation and Warehousing sector. It contains 2 6-digit industry codes, listed below.

NAICS codes in 4821 Rail Transportation

NAICS codes in 4821
Code	Title	Federal contracts (3 years)
482111	Line-Haul Railroads	n/a
482112	Short Line Railroads	n/a

How to choose the right NAICS code

Pick the 6-digit code that best describes what you sell. List it as your primary code in SAM.gov, and add other codes for related work. Agencies choose one NAICS code for each contract, so check the codes on past awards for the kind of work you do. Search all codes in the NAICS code lookup.

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Frequently asked questions

What is NAICS code 4821?: NAICS 4821 is the industry group "Rail Transportation" in the North American Industry Classification System, part of the Transportation and Warehousing sector (48).