National Information Standards Organization (NISO)
Phone: 866-957-1593
Contact: https://www.niso.org/contact/
One North Charles Street
Suite 1905
Baltimore, MD 21201, USA
Webstie: https://www.niso.org
International Atomic Energy Agency (IAEA)
Tel: (+431) 2600-0
Email: Official.Mail@iaea.org
Vienna International Centre
PO Box 100
1400 Vienna, Austria
Website: www.iaea.org
International Telecommunications Union (ITU)
Phone: 41-22-730-511
Email: itumail@itu.int
Place des Nations
1211 Geneva 20
Switzerland
website: https://www.itu.int
Order it! See the "Access to Standards" at the bottom of the guide homepage for information
