Convert industry codes

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

• exact NAICS 336 — direct correspondence
• approximate NAICS 332 — mapped via ISIC 28
• approximate NAICS 333 — mapped via ISIC 28
• approximate NAICS 339 — mapped via ISIC 28
• approximate NAICS 324 — mapped via ISIC 23
• approximate NAICS 327 — mapped via ISIC 23
• approximate NAICS 331 — mapped via ISIC 25
• approximate NAICS 323 — mapped via ISIC 25