Industry Classification Hubs

Home › Industry Classification Hubs Industry Classification Hubs Industry Classification Hubs group all NAICS and SIC codes into 19 top-level sectors of the U.S. economy. Each hub acts as a parent category for thousands of code detail pages, helping users and systems navigate the official numeric hierarchy more clearly. Use these hubs to browse broad sectors first, then drill down into more

Public Administration Industry Codes Updated: 2026 The Public Administration sector includes federal, state, and local government agencies responsible for legislative functions, public safety, taxation, regulatory enforcement, environmental management, economic policy, national security, and public programs. This sector covers executive offices, courts, police and fire agencies, revenue and

Other Services (Except Public Administration) Industry Codes Updated: 2026 The Other Services sector includes establishments that provide personal services, repair and maintenance services, nonprofit and membership organization activities, and a wide range of community support functions. This sector covers beauty and personal care providers, funeral homes, dry cleaners, repair shops, religious

Mining, Quarrying & Oil and Gas Extraction Industry Codes Updated: 2026 The Mining, Quarrying & Oil and Gas Extraction sector includes establishments engaged in exploring for, developing, and extracting minerals, fossil fuels, and other geologic materials. This sector covers metal mining, coal mining, oil and gas drilling, support activities, and the extraction of nonmetallic minerals

Agriculture, Forestry, Fishing & Hunting Industry Codes Updated: 2026 The Agriculture, Forestry, Fishing & Hunting sector includes establishments engaged in crop production, livestock operations, agricultural support activities, timber and forest management, and the harvesting of fish, game, and other natural resources. This sector covers farms, ranches, orchards, nurseries, forestry

Administrative & Waste Management Services Industry Codes Updated: 2026 The Administrative & Waste Management Services sector includes establishments providing routine business support functions, facility operations, employment services, security, cleaning, landscaping, remediation, and waste collection and disposal. This sector covers staffing agencies, call centers, facilities support

Wholesale Trade Industry Codes Updated: 2026 The Wholesale Trade sector includes establishments engaged in selling goods to retailers, industrial users, commercial businesses, institutions, contractors, and other wholesalers. This sector covers distributors of durable and nondurable goods, merchant wholesalers, business-to-business suppliers, and wholesale intermediaries supporting supply chain

Finance & Insurance Industry Codes Updated: 2026 The Finance & Insurance sector includes establishments primarily engaged in financial intermediation, credit provision, securities and investment services, and risk pooling through insurance products. This sector covers banks, credit unions, mortgage and consumer lenders, securities and commodity firms, insurance carriers, agencies,

Transportation & Warehousing Industry Codes Updated: 2026 The Transportation & Warehousing sector includes establishments that provide transportation of passengers and freight, warehousing and storage services, and related logistical support activities. This sector covers railroads, trucking companies, air and water carriers, transit agencies, pipeline operators, postal and courier

Manufacturing Industry Codes Updated: 2026 The Manufacturing sector includes establishments engaged in the mechanical, physical, or chemical transformation of raw materials into new products. This sector spans food processing, textiles, chemicals, plastics, metals, machinery, electronics, transportation equipment, and a wide range of fabricated products. Manufacturing classifications support

Educational Services Industry Codes Updated: 2026 The Educational Services sector includes establishments that provide academic instruction, professional training, technical education, and learning support services. This sector covers elementary and secondary schools, colleges, universities, business and trade schools, tutoring centers, language programs, test preparation services, and

Healthcare & Social Assistance Industry Codes Updated: 2026 The Healthcare & Social Assistance sector includes establishments providing medical care, diagnostic services, social support, and community assistance. This sector covers hospitals, physician practices, outpatient centers, nursing facilities, behavioral health providers, social service agencies, and child and family support

Utilities Industry Codes Updated: 2026 The Utilities sector includes establishments that generate, transmit, and distribute electricity; provide natural gas distribution; supply water; and operate sewage and other systems essential to public infrastructure. This sector covers electric utilities, power generation facilities, natural gas providers, water systems, wastewater treatment operations,

Arts, Entertainment & Recreation Industry Codes Updated: 2026 The Arts, Entertainment & Recreation sector includes establishments that operate venues, deliver live performances, provide cultural experiences, and offer recreational and leisure activities. This sector covers motion picture and video production, performing arts organizations, museums, parks, amusement and theme parks,

Retail Trade Industry Codes Updated: 2026 The Retail Trade sector includes establishments primarily engaged in selling merchandise in small quantities to the general public, typically without significant transformation of the goods. This sector covers store-based retailers, auto dealers, supermarkets, specialty shops, warehouse clubs, and nonstore and e-commerce sellers. Retail classifications

Professional, Scientific & Technical Services Codes Updated: 2026 The Professional, Scientific & Technical Services sector includes establishments that specialize in knowledge-based activities requiring advanced expertise, training, and professional judgment. This sector covers legal services, accounting and tax practices, engineering and architectural firms, management consultants,

Real Estate, Rental & Leasing Industry Codes Updated: 2026 The Real Estate, Rental & Leasing sector includes establishments primarily engaged in owning, operating, developing, brokering, or leasing real property and tangible assets. This sector covers commercial and residential property operators, real estate agents and managers, appraisers, land developers, real estate investment trusts

Information Industry Codes Updated: 2026 The Information sector includes establishments engaged in producing, distributing, and managing information and cultural content, as well as companies enabling communication and data processing. This sector covers publishers, newspapers, broadcasting networks, cable systems, telecommunications providers, data hosting services, information technology,

Construction Industry Codes Updated: 2026 The Construction sector includes establishments primarily engaged in the construction of buildings, heavy and civil engineering projects, and specialized trade activities. This sector covers general contractors, design–build firms, infrastructure builders, and specialty subcontractors performing trades such as electrical, plumbing, mechanical, roofing,

Accommodation & Food Services Industry Codes Updated: 2026 The Accommodation & Food Services sector includes establishments providing lodging, prepared food, beverage service, and related hospitality experiences. This sector covers hotels, motels, resorts, membership-based lodging, recreational vehicle parks, camps, full-service and quick-service restaurants, bars, cafes, caterers, and