A telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony ...
The North American Numbering Plan (NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the ...
A telephone number serves as an address for switching telephone calls using a system of destination code routing. ... Telephone numbers are entered or dialed by a ...
A dial plan establishes the type of telephone number in a given area. This includes country codes, access codes, area codes and all combinations of digits ...
Each NPA is identified by one or more numbering plan area codes (NPA codes, or area codes), consisting of three digits that are prefixed to each local telephone ...
Toll-free telephone numbers in the North American Numbering Plan have the area code prefix 800, 833, 844, 855, 866, 877, and 888.
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Plan-conforming telephone numbers are limited to only digits and to a maximum of fifteen digits. The specification divides the digit string into a country code ...
... Telephone Numbering Plan, which is the system for assigning telephone numbers to subscriber stations. Telephone numbers in United Kingdom. Telephone Dialling ...
In India, mobile numbers (including pagers) on GSM, WCDMA, LTE and NR networks start with either 9, 8, 7 or 6. Each telecom circle is allowed to have ...