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Investigation Hotline

The OIOS Hotline should be used for confidential reports of waste, fraud, mismanagement, and other types of misconduct in the United Nations. The Investigations Division protects the confidentiality of those who make reports in good faith, whether the investigation substantiates the report or not.

OIOS Headquarters
380 Madison Avenue, New York, New York, U.S.A.

Hotline: Tel: (212) 963 1111
Fax: (212) 963 7774
Email: investigationsoios@un.org

Investigations Division Regional Offices
NAIROBI

UNON
P.O. Box 67578 00200
United Nations Avenue, Gigiri, Nairobi, Kenya
Hotline: Tel: +254 20 762 1222
Fax: +254 20 762 3570
Email: investigationsoios@un.org

VIENNA
UNOV Vienna International Centre

Wagramerstrasse 5, P.O. Box 500, A-1400 Vienna, Austria

Hotline: Tel: +43 1 26060 5050
Fax: +43 1 26060 5831
Email: investigationsoios@un.org