Industry Group 2121
NAICS 4 digit Industry Group 2121 – Coal Mining
Definition of NAICS 4 digit industry group 2121: Coal Mining.
Four Digit Industry Group 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 (Where you are now), 5 digit industry, and the most specific is the 6 digit NAICS code. If industry group 2121 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 21: Mining, Quarrying, and Oil and Gas Extraction
- Subsector 212: Mining (except Oil and Gas)
- Industry Group 2121: Coal Mining
- Industry 21211: Coal Mining
- 6 Digit Code(s) NAICS 212111: Bituminous Coal and Lignite Surface Mining
- 6 Digit Code(s) NAICS 212112: Bituminous Coal Underground Mining
- 6 Digit Code(s) NAICS 212113: Anthracite Mining
- Industry 21211: Coal Mining
- Industry Group 2121: Coal Mining
- Subsector 212: Mining (except Oil and Gas)
Other helpful NAICS Downloads
View the download page for the material below.
- The North American Industry Classification System (PDF)
- 2017 NAICS Structure with Change Indicator (XLS)
- 2017 NAICS Descriptions (XLS)
- 2017 NAICS Index File (XLS)
- 2017 NAICS 6-Digit Codes (XLS)
- 2017 NAICS 2-6 Digit Code File (XLS)
- 2017 NAICS Structure Summary Table (XLS)
- 2017 NAICS Cross Reference (XLS)
- 2012 NAICS Manual Definitions (PDF)
- 2012 NAICS Index File (XLS)
- 2012 6 Digit NAICS Code File (XLS)
- 2012 2-6 Digit Code File (XLS)
- 2012 NAICS to 2007 NAICS Crosswalk (XLS)
- 2002 NAICS to 2007 NAICS Crosswalk (XLS)
- 2007 NAICS to 2002 NAICS Crosswalk (XLS)
- 2007 2-6 Digit NAICS Code File (XLS)
- 2007 NAICS Manual Definitions (PDF)
- 2007 NAICS Index File (XLS)
- 2007 6 Digit NAICS Code File (XLS)
- 2002 NAICS to SIC Crosswalk (XLS)
- 2002 NAICS Manual Definitions (PDF)
- 2002 6-Digit NAICS Code File (TXT)
- 2002 2-6 Digit NAICS Code File (TXT)
NAICS 4 Digit Industry Group 2121
