NAICS 21

NAICS Code 21: Mining, Quarrying, and Oil and Gas Extraction

The NAICS code for Mining, Quarrying, and Oil and Gas Extraction is 21.

The Mining, Quarrying, and Oil and Gas Extraction sector includes establishments that extract naturally occurring mineral solids, liquid minerals, and gases. These operations form the raw material base for energy production, manufacturing, and construction across the continent.

NAICS 21 is a 2-digit sector in the NAICS 2022 classification system, covering 3 subsectors and 5 industry groups.

33,339

Total US Entities

Subsectors

Industry Groups

Classification

NAICS Hierarchy

Code	Title	US Entities
211	NAICS 211 — Oil and Gas Extraction	5,451
2111	NAICS 2111 — Oil and Gas Extraction	5,451
21112	NAICS 21112 — Crude Petroleum Extraction	3,000
21113	NAICS 21113 — Natural Gas Extraction	2,451
212	NAICS 212 — Mining except Oil and Gas	6,707
2121	NAICS 2121 — Coal Mining	707
21211	NAICS 21211 — Coal Mining	707
2122	NAICS 2122 — Metal Ore Mining	788
21221	NAICS 21221 — Iron Ore Mining	150
21222	NAICS 21222 — Gold Ore and Silver Ore Mining	300
21223	NAICS 21223 — Copper, Nickel, Lead, and Zinc Mining	200
21229	NAICS 21229 — Other Metal Ore Mining	138
2123	NAICS 2123 — Nonmetallic Mineral Mining and Quarrying	5,211
21231	NAICS 21231 — Stone Mining and Quarrying	2,000
21232	NAICS 21232 — Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying	2,200
21239	NAICS 21239 — Other Nonmetallic Mineral Mining and Quarrying	1,011
213	NAICS 213 — Support Activities for Mining	21,182
2131	NAICS 2131 — Support Activities for Mining	21,182
21311	NAICS 21311 — Support Activities for Mining	21,182

Sample Data

Sample Companies in This Industry

Sector 21 — Mining, Quarrying, and Oil and Gas Extraction

Company Name	Location	Employees	NAICS Code
Halliburton Energy Services	Houston, TX	10,000+	213
Peabody Energy Corporation	St. Louis, MO	5,000-9,999	212
Pioneer Natural Resources	Midland, TX	1,000-4,999	211
Freeport-McMoRan Inc	Phoenix, AZ	10,000+	212
Continental Resources	Oklahoma City, OK	1,000-4,999	211
US Silica Holdings	Frederick, MD	1,000-4,999	212
Archrock Inc	Houston, TX	1,000-4,999	213
Vulcan Materials Company	Birmingham, AL	10,000+	212
Callon Petroleum Company	Natchez, MS	100-249	211
Basic Energy Services	Fort Worth, TX	500-999	213

Access the full database of US companies by NAICS code

17.7 million US business entities with NAICS classification, contacts, and firmographics

Get a Free Data Sample

NAICS 2022

Search NAICS Codes

Browse

Other NAICS Sectors

NAICS 11 — Agriculture, Forestry, Fishing and Hunting367,959 entities

NAICS 22 — Utilities52,270 entities

NAICS 23 — Construction1,512,763 entities

NAICS 31-33 — Manufacturing660,640 entities

NAICS 42 — Wholesale Trade698,477 entities

NAICS 44-45 — Retail Trade1,870,617 entities

NAICS 48-49 — Transportation and Warehousing711,582 entities

NAICS 51 — Information370,463 entities

NAICS 52 — Finance and Insurance771,419 entities

NAICS 53 — Real Estate and Rental and Leasing926,476 entities

NAICS 54 — Professional, Scientific, and Technical Services2,489,746 entities

NAICS 55 — Management of Companies and Enterprises93,116 entities

NAICS 56 — Administrative and Support and Waste Management and Remediation Services1,553,879 entities

NAICS 61 — Educational Services430,343 entities

NAICS 62 — Health Care and Social Assistance1,695,931 entities

NAICS 71 — Arts, Entertainment, and Recreation385,880 entities

NAICS 72 — Accommodation and Food Services931,927 entities

NAICS 81 — Other Services (except Public Administration)1,955,493 entities

NAICS 92 — Public Administration256,211 entities

Working with legacy records? convert a NAICS code to SIC using the mapping table — NAICS 2022 at the five-digit industry level paired with SIC 1987 four-digit industries, with coverage gaps stated.