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 3342 — direct correspondence
• approximate NAICS 3344 — mapped via ISIC 261
• approximate NAICS 3345 — mapped via ISIC 265
• approximate NAICS 3331 — mapped via ISIC 302
• approximate NAICS 3339 — mapped via ISIC 302
• approximate NAICS 3363 — mapped via ISIC 302
• approximate NAICS 3365 — mapped via ISIC 302
• approximate NAICS 3391 — mapped via ISIC 265