Oman
Telecommunications Regulatory Authority Sultanate of Oman
Pakistan
Pakistan Telecommunication Authority (PTA)
Papua New Guinea
PNG Radiocommunications and Telecommunications Technical Authority (PANGTEL)
Paraguay
Comision Nacional de Telecomunicaciones (CONATEL)
Philippines
National Telecommunications Commission (NTC)
Poland
Office of Electronic Communications
Portugal
Autoridade Nacional de Comunicacoes (ANACOM)
Romania
National Authority for Management & Regulation in Communications (ANCOM)
Samoa
Office of the Regulator (OoTR)
Communications and Information Technology Commission (CITC)
Singapore
Infocomm Development Authority (IDA)
Slovakia
Telecommunications Office of the Slovak Republic
South Africa
Independent Communications Authority of South Africa (ICASA)
Spain
Comision del Mercado de las Telecomunicaciones (CMT)
Sri Lanka
Telecommunications Regulatory Commission of Sri Lanka (TRCSL)
Sweden
Post- och telestyrelsen (PTS)
Switzerland
Federal Office of Communications (OFCOM)
Taiwan
National Communications Commission
Trinidad & Tobago
Telecommunications Authority of Trinidad and Tobago
Turkey
Telekomunikasyon Kurumu
UK
Office of Communications (Ofcom)
United Arab Emirates (UAE)
Telecommunications Regulatory Authority (TRA)
USA
Federal Communications Commission (FCC)