2022 NAICS industry in sector 21 Mining, Quarrying, and Oil and Gas Extraction
21211 Coal Mining
NAICS 21211 is the US industry code for coal mining. It covers establishments primarily engaged in one or more of the following: (1) mining bituminous coal, anthracite coal, and lignite by underground mining, auger mining, strip mining, culm bank mining, and other surface mining; (2) developing coal mine sites; and (3) beneficiating (i.e., preparing) coal (e.g., cleaning, washing, screening, and sizing).
Official definition
This industry comprises establishments primarily engaged in one or more of the following: (1) mining bituminous coal, anthracite coal, and lignite by underground mining, auger mining, strip mining, culm bank mining, and other surface mining; (2) developing coal mine sites; and (3) beneficiating (i.e., preparing) coal (e.g., cleaning, washing, screening, and sizing).
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
- Manufacturing coke oven products in coke oven establishments are classified in Industry 32419, Other Petroleum and Coal Products Manufacturing.
- Manufacturing coal products in steel mills are classified in Industry 33111, Iron and Steel Mills and Ferroalloy Manufacturing.
- Providing support activities (except geophysical surveying and mapping, site preparation, construction, and transportation) for the mining of coal on a contract or fee basis are classified in Industry 21311, Support Activities for Mining.
Codes in 21211
Data last changed November 14, 2026. How this page is built.