Convert industry codes
Verified correspondences first — official tables and exact code matches. Where no verified mapping exists, we show clearly-labeled inferred matches through a standardized ISIC bucket, never presented as exact. How it works →
No verified match yet for WZ O
We only show conversions backed by official tables or exact matches — a verified WZ → NAICS mapping for O Administrative and support service activities isn't available. Broader matches may exist at a higher level: