Contact ISO

International Organization for Standardization
ISO Central Secretariat

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CP 401
1214 Vernier, Geneva

Tel. :   +41 22 749 01 11

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#01-02 South Tower, Solaris, 
Singapore 138628 

Tel. :   +65 6279 3975

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Useful documents

Visiting ISO [PDF, 658.28 KB]
Where we are and how to find us