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 623 — direct correspondence
• approximate NAICS 621 — mapped via ISIC 80
• approximate NAICS 622 — mapped via ISIC 80
• approximate NAICS 624 — mapped via ISIC 83
• approximate NAICS 813 — mapped via ISIC 83
• approximate NAICS 922 — mapped via ISIC 83