Dialling Code

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So what is a telephone numbering plan? It is eventually a plan of distributing intenational telephone numbers among cell providers of the whole world and the points of various lands, areas and regions. One can still find a distinction of international dialing codes and numbering plans. There is a closed numbering plan used in areas like Canada or North America. For this plan it is supposed that there are local numbers completed with fixed length territory codes.

A number of countries of the world haven’t yet assigned the length of calling codes and subscriber’s telephone numbers so in these countries the open numbering plan is used. Dialling the phone numbers denoted by this system you should be sure to always dial the figures of the subscriber’s number, while the figures of the area dialling code mustn’t be in any case dialed.
And today the numbering plans as well as international dialing codes are different from place to place though the International Telecommunication Union or ITU makes constant tries to standardize the system. ITU attempted to set 00 as a general international access combination for all the participating countries. Even though it was assigned by some nations the other countries like United States, Canada and different nations of the North American Numbering Plan preferred not to forget the present calling codes. Missed the idea? Give a try to reverse phone number!

In correspondence with the international numbering plan area calling codes are defined. Country code stands for a nation or a set of countries. Specially to regulate the codes for international calls there is the E.164 rule set. It states the normal length of the dialled number. It happens so that in any country the numbers are fixed variously according to the country’s rules. So regional country codes are classified into those that have:

- The length officially assigned by country norms as it is in United States (3 units) or in New Zealand (one figure).
- Non-defined dialling code norms. So in regions like Austria or Germany the calling code is between two and five, in Japan – between 1 and five and in Peru the code includes from 1 up to 2 digits.

- The dialling code inserted into the number itself. It’s spread in several countries like Spain. People know it as closed numbering plan. It happens that trunk area dialling codes are popular in countries like Belgium, Poland and the Netherlands, african countries or others. And usually for this purpose 0 is used.

The dialling code of the country generally enables to charge the subscriber for calls correctly. The rate for calls on the territory of the country calling code mainly is less expensive than for the calls to the numbers with some other dialling code. The calls to the numbers with neighboring dialing codes are also evaluated at lower price.

Posted in: Calling Code July 2008