Convert industry codes

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

FromNAICS

221310

Water Supply and Irrigation Systems

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ToISIC

3600

Water collection, treatment and supply

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ToISIC

4930

Transport via pipeline

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approximate ISIC 3600 — direct correspondence
approximate ISIC 4930 — direct correspondence