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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
324
Cement, Hydraulic
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ToNAICS
3221
Pulp, Paper, and Paperboard Mills
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ToNAICS
3241
Petroleum and Coal Products Manufacturing
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ToNAICS
3271
Clay Product and Refractory Manufacturing
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ToNAICS
3273
Cement and Concrete Product Manufacturing
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ToNAICS
3274
Lime and Gypsum Product Manufacturing
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ToNAICS
3279
Other Nonmetallic Mineral Product Manufacturing
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ToNAICS
3359
Other Electrical Equipment and Component Manufacturing
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  • approximate NAICS 3221 — mapped via ISIC 239
  • approximate NAICS 3241 — mapped via ISIC 239
  • approximate NAICS 3271 — mapped via ISIC 239
  • approximate NAICS 3273 — direct correspondence
  • approximate NAICS 3274 — mapped via ISIC 239
  • approximate NAICS 3279 — mapped via ISIC 239
  • approximate NAICS 3359 — mapped via ISIC 239