Convert industry codes

Cross-system equivalents backed by official correspondence tables and exact code matches — never guesses. Approximate mappings are labeled. How it works →

Examples:
FromSIC
4522
Air Transportation, Nonscheduled
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ToNAICS
481111
Scheduled Passenger Air Transportation
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ToNAICS
481112
Scheduled Freight Air Transportation
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ToNAICS
481211
Nonscheduled Chartered Passenger Air Transportation
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ToNAICS
481212
Nonscheduled Chartered Freight Air Transportation
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ToNAICS
481219
Other Nonscheduled Air Transportation
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ToNAICS
485210
Interurban and Rural Bus Transportation
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ToNAICS
485310
Taxi and Ridesharing Services
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ToNAICS
485320
Limousine Service
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ToNAICS
485410
School and Employee Bus Transportation
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ToNAICS
485510
Charter Bus Industry
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ToNAICS
485991
Special Needs Transportation
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ToNAICS
485999
All Other Transit and Ground Passenger Transportation
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ToNAICS
487110
Scenic and Sightseeing Transportation, Land
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ToNAICS
487990
Scenic and Sightseeing Transportation, Other
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ToNAICS
621310
Offices of Chiropractors
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ToNAICS
621320
Offices of Optometrists
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ToNAICS
621330
Offices of Mental Health Practitioners (except Physicians)
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ToNAICS
621340
Offices of Physical, Occupational and Speech Therapists, and Audiologists
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ToNAICS
621391
Offices of Podiatrists
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ToNAICS
621399
Offices of All Other Miscellaneous Health Practitioners
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ToNAICS
621410
Family Planning Centers
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ToNAICS
621420
Outpatient Mental Health and Substance Abuse Centers
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ToNAICS
621492
Kidney Dialysis Centers
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ToNAICS
621498
All Other Outpatient Care Centers
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ToNAICS
621511
Medical Laboratories
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ToNAICS
621512
Diagnostic Imaging Centers
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ToNAICS
621610
Home Health Care Services
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ToNAICS
621910
Ambulance Services
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ToNAICS
621991
Blood and Organ Banks
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ToNAICS
621999
All Other Miscellaneous Ambulatory Health Care Services
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ToNAICS
713920
Skiing Facilities
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ToNAICS
927110
Space Research and Technology
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  • approximate NAICS 481111 — mapped via ISIC 5110
  • approximate NAICS 481112 — mapped via ISIC 5120
  • approximate NAICS 481211 — direct correspondence
  • approximate NAICS 481212 — direct correspondence
  • approximate NAICS 481219 — direct correspondence
  • approximate NAICS 485210 — mapped via ISIC 4922
  • approximate NAICS 485310 — mapped via ISIC 4922
  • approximate NAICS 485320 — mapped via ISIC 4922
  • approximate NAICS 485410 — mapped via ISIC 4922
  • approximate NAICS 485510 — mapped via ISIC 4922
  • approximate NAICS 485991 — mapped via ISIC 4922
  • approximate NAICS 485999 — mapped via ISIC 4922
  • approximate NAICS 487110 — mapped via ISIC 4922
  • approximate NAICS 487990 — direct correspondence
  • approximate NAICS 621310 — mapped via ISIC 8699
  • approximate NAICS 621320 — mapped via ISIC 8691
  • approximate NAICS 621330 — mapped via ISIC 8691
  • approximate NAICS 621340 — mapped via ISIC 8691
  • approximate NAICS 621391 — mapped via ISIC 8691
  • approximate NAICS 621399 — mapped via ISIC 8699
  • approximate NAICS 621410 — mapped via ISIC 8699
  • approximate NAICS 621420 — mapped via ISIC 8699
  • approximate NAICS 621492 — mapped via ISIC 8691
  • approximate NAICS 621498 — mapped via ISIC 8691
  • approximate NAICS 621511 — mapped via ISIC 8691
  • approximate NAICS 621512 — mapped via ISIC 8691
  • approximate NAICS 621610 — mapped via ISIC 8699
  • approximate NAICS 621910 — direct correspondence
  • approximate NAICS 621991 — mapped via ISIC 8699
  • approximate NAICS 621999 — mapped via ISIC 8699
  • approximate NAICS 713920 — mapped via ISIC 4922
  • approximate NAICS 927110 — mapped via ISIC 5120