Six-Digit NAICS Codes & Titles

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Codes Titles Number of US Businesses
21 Mining 34,521
211111Crude Petroleum and Natural Gas Extraction 6,278
211112Natural Gas Liquid Extraction 505
212111Bituminous Coal and Lignite Surface Mining 610
212112Bituminous Coal Underground Mining 186
212113Anthracite Mining 65
212210Iron Ore Mining105
212221Gold Ore Mining 367
212222Silver Ore Mining 52
212231Lead Ore and Zinc Ore Mining 26
212234Copper Ore and Nickel Ore Mining 120
212291Uranium-Radium-Vanadium Ore Mining 55
212299All Other Metal Ore Mining 58
212311Dimension Stone Mining and Quarrying 614
212312Crushed and Broken Limestone Mining and Quarrying 922
212313Crushed and Broken Granite Mining and Quarrying 215
212319Other Crushed and Broken Stone Mining and Quarrying 475
212321Construction Sand and Gravel Mining 2,499
212322Industrial Sand Mining 232
212324Kaolin and Ball Clay Mining 65
212325Clay and Ceramic and Refractory Minerals Mining 147
212391Potash, Soda, and Borate Mineral Mining 35
212392Phosphate Rock Mining 25
212393Other Chemical and Fertilizer Mineral Mining 133
212399All Other Nonmetallic Mineral Mining 342
213111Drilling Oil and Gas Wells2,806
213112Support Activities for Oil and Gas Operations 16,255
213113Support Activities for Coal Mining 656
213114Support Activities for Metal Mining 445
213115Support Activities for Nonmetallic Minerals (except Fuels) Mining 228

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