Contact Us

Contact us

​​​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
Fax: + 41 22 730 5326
Email: library@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​