Convert industry codes

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

• approximate NAICS 3391 — direct correspondence
• approximate NAICS 3345 — mapped via ISIC 384
• approximate NAICS 3371 — mapped via ISIC 254
• approximate NAICS 3372 — mapped via ISIC 254
• approximate NAICS 3332 — direct correspondence
• approximate NAICS 3339 — direct correspondence
• approximate NAICS 6215 — mapped via ISIC 807