ITU Operational Bulletin 1f8a81b9b0707b63-19211.webchannel-proxy.scarabresearch.com/itu-t/bulletin
No. 1206	15.X.2020	(Information received by 1 October 2020) �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

Approval of ITU-T Recommendations

Telephone Service:

Congo (Agence de R�gulation des Postes et des Communications Electroniques (ARPCE), Brazzaville)

Senegal (Autorit� de R�gulation des T�l�communications et des Postes (ARTP), Dakar)

Service Restrictions

Call-Back and alternative calling procedures (Res. 21 Rev. PP-06)

AMENDMENTS� TO� SERVICE� PUBLICATIONS

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

List of Issuer Identifier Numbers for the International Telecommunication Charge Card

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

List of ITU Carrier Codes

National Numbering Plan