Sítios Europeus
ERO
ETO
PT1
SE16
Green Book on spectrum
European Council
European Space Agency
European Broadcasting Union
EUMETSAT
EUTELSAT
CEPT Amateur Radio Club
Normalização
UIThttps://www.itu.int/en/Pages/default.aspx
ETSI
UMTS Forum
International Standard Organisation
ANSI
IEC (Japan)
ATM Forum
Organizações Regionais
APT
CITEL
Pacific Telecommunications Council (PTC)
Administrações CEPT (responsáveis por Telecomunicações, Regulamentação de Radiocomunicações e Gestão de Frequências)
Andorra
Austria (Telecom Control)
Austria (Ministry)
Belgium (IBPT)
Denmark, National Telecom Agency
Finland, Telecom Administration Center
France - French Frequency Agency
France - Telecommunications Regulatory Authority
France - Broadcasting regulatory Authority
France - Ministry of Industry
France - French Space Agency (CNES)
Germany , Regulatory Authority
Hungary, Communications Authority
Ireland
Italy (Communication Commission)
Latvia Telecommunication State Inspection
Lithuanian State Radio Frequency Service
Luxembourg
Netherlands (post and Telecomm. Authority)
Radiocommunications Agency, The Netherlands
Norwegian Post and Telecommunications Authority
Portugal - Instituto das Comunicações de Portugal
Slovak Republic
Spain
Sweden, Post and Telecom Agency
Switzerland , Federal Office for Communications
UK, Radiocommunications Agency
UK OFTEL
Administrações não CEPT
ANRT (Morocco)
Argentina
Australia
CRTC (Canada)
Hong Kong
Japan MITI
Mexico
New-Zealand Ministry of Commerce
South Africa Telecommunication Regulatory Authority
USA FCC
USA FCC WRC 97 (Homepage)
USA NTIA
Organizações Internacionais
Committee on Radio Astronomy Frequencies
ICAO
IMO
INMARSAT
INTELSAT
International Astronomical Union
Institute of Electrical and Electronics Engineers
Inter-Union Commission on Frequencies Allocations
World Meteorological Organisation (WMO)
World trade organization
World Intellectual Property Organisation (WIPO)
Operadores, Indústria
Alcatel
Astra
ATT
BelCom (Russia)
Belgacom
Bell Atlantic
Bell Canada
Bellcore
Bouygues telecom
BellSouth Corporation
British Telecom
Cable and Wireless
Deutsche Telekom
Embratel (Brazil)
Ericsson
France Télécom
Hellenic Telecommunication Organization (OTE)
Hispasat
Hong Kong Telecommunications limited
ICO Global Communications
Korea Telecom
LDDS WorldCom (USA)
Mac Caw Cellular
MCI
Mercury
Motorola
Nokia
NTT
Nynex
Pacific Bell
Portugal Telecom
Post and Telecom Austria
PT Indonesia
PTT Telecom Netherlands
Qualcomm
Siemens
SingTel (Singapour)
Skybridge
South East Asia
Sprint
Swiss Telecom
Tele Danmark
Telebras (Brazil)
Sky Station International
Telecom Finland
Telecom Italia
TELECOM OPERATORS
Teledesic
Telefonica de Argentina
Telefonica de Espana
Téléglobe (Canada)
Telenor (Norway)
Teliav
Telkom (South Africa)
Telstra (Australia)
UMTS Forum
Unisource
US West
Vodafone (UK)
