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:
FromISIC
259
Manufacture of other fabricated metal products; metalworking service activities
Open detail
ToNAICS
3329
Other Fabricated Metal Product Manufacturing
Open detail
ToNAICS
3222
Converted Paper Product Manufacturing
Open detail
ToNAICS
3321
Forging and Stamping
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ToNAICS
3335
Metalworking Machinery Manufacturing
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ToNAICS
3399
Other Miscellaneous Manufacturing
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ToNAICS
3313
Alumina and Aluminum Production and Processing
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ToNAICS
3314
Nonferrous Metal (except Aluminum) Production and Processing
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ToNAICS
3322
Cutlery and Hand tool Manufacturing
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ToNAICS
3323
Architectural and Structural Metals Manufacturing
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ToNAICS
3339
Other General Purpose Machinery Manufacturing
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ToNAICS
3231
Printing and Related Support Activities
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ToNAICS
3324
Boiler, Tank, and Shipping Container Manufacturing
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ToNAICS
3326
Spring and Wire Product Manufacturing
Open detail
ToNAICS
3327
Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing
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ToNAICS
3328
Coating, Engraving, Heat Treating, and Allied Activities
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ToNAICS
3331
Agriculture, Construction, and Mining Machinery Manufacturing
Open detail
ToNAICS
3261
Plastics Product Manufacturing
Open detail
ToNAICS
3334
Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing
Open detail
ToNAICS
3359
Other Electrical Equipment and Component Manufacturing
Open detail
ToNAICS
3363
Motor Vehicle Parts Manufacturing
Open detail
ToNAICS
3379
Other Furniture Related Product Manufacturing
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ToNAICS
3219
Other Wood Product Manufacturing
Open detail
ToNAICS
3311
Iron and Steel Mills and Ferroalloy Manufacturing
Open detail
ToNAICS
3312
Steel Product Manufacturing from Purchased Steel
Open detail
ToNAICS
3325
Hardware Manufacturing
Open detail
ToNAICS
3336
Engine, Turbine, and Power Transmission Equipment Manufacturing
Open detail
ToNAICS
3345
Navigational, Measuring, Electromedical, and Control Instruments Manufacturing
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ToNAICS
3353
Electrical Equipment Manufacturing
Open detail
ToNAICS
3365
Railroad Rolling Stock Manufacturing
Open detail
ToNAICS
3371
Household and Institutional Furniture and Kitchen Cabinet Manufacturing
Open detail
ToNAICS
3391
Medical Equipment and Supplies Manufacturing
Open detail
  • approximate NAICS 3329 — mapped via ISIC 349
  • approximate NAICS 3222 — mapped via ISIC 267
  • approximate NAICS 3321 — direct correspondence
  • approximate NAICS 3335 — mapped via ISIC 354
  • approximate NAICS 3399 — direct correspondence
  • approximate NAICS 3313 — mapped via ISIC 335
  • approximate NAICS 3314 — mapped via ISIC 335
  • approximate NAICS 3322 — mapped via ISIC 342
  • approximate NAICS 3323 — mapped via ISIC 344
  • approximate NAICS 3339 — mapped via ISIC 353
  • approximate NAICS 3231 — mapped via ISIC 275
  • approximate NAICS 3324 — mapped via ISIC 344
  • approximate NAICS 3326 — mapped via ISIC 349
  • approximate NAICS 3327 — direct correspondence
  • approximate NAICS 3328 — direct correspondence
  • approximate NAICS 3331 — mapped via ISIC 353
  • approximate NAICS 3261 — mapped via ISIC 267
  • approximate NAICS 3334 — mapped via ISIC 344
  • approximate NAICS 3359 — mapped via ISIC 335
  • approximate NAICS 3363 — mapped via ISIC 359
  • approximate NAICS 3379 — direct correspondence
  • approximate NAICS 3219 — mapped via ISIC 313
  • approximate NAICS 3311 — mapped via ISIC 339
  • approximate NAICS 3312 — direct correspondence
  • approximate NAICS 3325 — direct correspondence
  • approximate NAICS 3336 — mapped via ISIC 369
  • approximate NAICS 3345 — mapped via ISIC 391
  • approximate NAICS 3353 — mapped via ISIC 354
  • approximate NAICS 3365 — mapped via ISIC 353
  • approximate NAICS 3371 — mapped via ISIC 259
  • approximate NAICS 3391 — mapped via ISIC 259