ITU Operational Bulletin 1f8a81b9b0707b63-19211.webchannel-proxy.scarabresearch.com/itu-t/bulletin
No. 1174	15.VI.2019	(Information received by 31 May 2019) �ISSN 1564-5223 (Online)
Place des Nations CH-1211 Gen�ve 20 (Switzerland) Tel: ���������� +41 22 730 5111 E-mail:������ itumail@itu.int		Standardization Bureau (TSB) Tel:����������� +41 22 730 5211 Fax:����������� +41 22 730 5853 E-mail:������ tsbmail@itu.int / tsbtson@itu.int	Radiocommunication Bureau (BR) Tel:����������� +41 22 730 5560 Fax:����������� +41 22 730 5785 E-mail:������ brmail@itu.int

 

Table of Contents

GENERAL� INFORMATION

Lists annexed to the ITU Operational Bulletin: Note from TSB. 3

Approval of ITU-T Recommendations. 4

Telephone Service:

Gabon (Autorit� de R�gulation des Communications Electroniques et des Postes, Libreville) 5

Iran (Islamic Republic of) (Communications Regulatory Authority (CRA), Tehran) 8

Malta (Malta Communications Authority (MCA), Floriana)

Tonga (Ministry of Meteorology, Energy, Information, Disaster Management, Environment,
Climate Change and Communications, Nuku�alofa)

Uganda (Uganda Communications Commission (UCC), Kampala)

Changes in Administrations/ROAs and other entities or Organizations:

Mexico (Instituto Federal de Telecomunicaciones (IFETEL), Ciudad de M�xico)

Service Restrictions. 22

Call � Back and alternative calling procedures (Res. 21 Rev. PP � 2006) 22

AMENDMENTS� TO� SERVICE� PUBLICATIONS

List of Ship Stations and Maritime Mobile� Service Identity Assignments (List V) 23

Mobile Network Codes (MNC) for the international identification plan for public networks and
subscriptions. 24

List of ITU Carrier Codes. 25

List of International Signalling Point Codes (ISPC)

National Numbering Plan. 27