The International Telecommunication Union (ITU) plays a foundational and indispensable role in the world of phone numbering.
Establishing the E.164 Standard What is the
>>>>>>>>>>>>>>>>>>>>>>The most critical finland phone number list contribution of the to phone numbering is the development and maintenance of the standard.
The E.164 standard ensures that every telephone line or device in the world has a globally unique number. This standardization is the bedrock of global telecommunication interoperability.
Allocating Country Codes
A core responsibility of the ITU is the allocation and management of country codes. These are the one-to-three digit prefixes that uniquely identify a specific country or a group of countries operating under a unified numbering plan (like the North American Numbering Plan). The ITU assigns these codes to its member states, ensuring legal considerations and compliance that no two countries share the same country code, thereby preventing conflicts in international routing.</p>
Developing and Maintaining Numbering Principles
Beyond just the E.164 standard, the ITU continuously develops and updates a range of recommendations and principles related to phone numbering. These include
should manage their own b2c fax data numbering plans within the framework of the E.164 standard. This includes principles for assigning national destination codes and subscriber numbers to ensure uniqueness within a country.
Addressing Numbering Challenges
The ITU also plays a crucial role in addressing various challenges related to phone numbering, such as:
Fraud prevention collaborating on recommendations and best practices to combat numbering-related fraud, including number spoofing wangiri scams and misuse of premium-rate numbers.
Number portability while is a national implementation .