ITU website

ITU website：https://www.itu.int/en

CONTACT ITU

​​​​​​This page contains contact information for many areas within the ITU. Paper mail may be addressed to each Bureau at the ITU postal address.
 Don't know who to call?  Call the ITU switchboard at +41 22 730 5111

Postal Address
 International Telecommunication Union (ITU)
 Place des Nations
 1211 Geneva 20 Switzerland

General Enquiries
 Voice: +41 22 730 5111 (ITU Switchboard)
 Fax: +41 22 733 7256
 Email: itumail@itu.int
 
 Radiocommunication Bureau (BR)
 Voice: +41 22 730 5560
 Fax: +41 22 730 5785
 Email: brmail@itu.int

Telecommunication Standardization Bureau (TSB)
 Voice: +41 22 730 5852
 Fax: +41 22 730 5853
 Email: tsbmail@itu.int

Telecommunication Development Bureau (BDT)
 Voice: +41 22 730 5435
 Fax: +41 22 730 5484
 Email: bdtmail@itu.int
 
 Press Office (Media Only)​
 Voice: +41 22 730 6039
 Fax: +41 22 730 5939
 Email: pressinfo@itu.int

Languages
 Email: languages@itu.int

ITU Telecom
 Voice: +41 22 730 6161
 Fax: +41 22 730 6444
 Email: telecom@itu.int
 
 Publication Sales
 Voice: +41 22 730 6141
 Fax: + 41 22 730 5194
 Email: sales@itu.int
 
 Membership Affairs
 Fax: +41 22 730 6675
 Email: memberstates@itu.int for Member States
 Email: membership@itu.int for Sector Members, Associates & Academia ​

Library and Archives
 Voice: +41 22 730 6900
 Email: library-archives@itu.int​

Information Services
 Voice: +41 22 730 5554 (Administration) +41 22 730 6666 (Service Desk)
 Fax: +41 22 730 5337
 Email: ServiceDesk@itu.int  (TIES Inquiries) webmaster@itu.int  (Web Technical Questions) hostmaster@itu.int  (DNS Questions)

​UN and Liaison Office
 ITU is a specialized agency of the United Nations and maintains a liaison office with the UN in New York. Office DC2-2524, 2 United Nations Plaza - New York, NY, 10017
 E-mail: wynhoven@un.org, ursula.wynhoven@itu.int
 Tel.:  +1 917 214 5584​