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  1. A telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony endpoints. Telephone numbers are the addresses of participants in a telephone network, reachable

  2. The North American Numbering Plan ( NANP) is a telephone numbering plan for twenty-five regions in twenty countries, primarily in North America and the Caribbean. This group is historically known as World Zone 1 and has the telephone country code 1. Some North American countries, most notably Mexico, do not participate with the NANP.

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  4. A telephone numbering plan is a system used in telecommunications to give telephone numbers to customers and to route telephone calls in a telephone network. A closed numbering plan imposes a fixed length to numbers, such as in North America (10-digit). An open numbering plan may have telephone numbers that vary in length.

  5. Telephone numbers in Hong Kong are mostly eight-digit. Fixed land line numbers start with 2 or 3, mobile (cellular) phone numbers with 5, 6, 7 or 9, pager numbers with 7 and forwarding service with 8 [citation needed]. Since the end of 1989, there have been no area codes within Hong Kong.

  6. The Numbering Plan for Telecommunications Services in Hong Kong (SAR), China 香港電訊服務 號碼計劃 Issue Date 發出日期: 2.5.2024 (Last Update 最後修訂: 30.4.2024)ToC Table of Content 目錄 Frequently Asked Questions 常見問題 Acronyms 縮寫 Codes ...

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  7. en.wikipedia.org › wiki › Dial_planDial plan - Wikipedia

    In telecommunication, a dial plan (or dialing plan) establishes the permitted sequences of digits dialed by telephone subscriber and the manner in which a telephone switch interprets these digits within the definitions of the prevailing telephone numbering plan. [1]

  8. List of United Kingdom dialing codes. In the United Kingdom, telephone numbers are administered by the Office of Communications ( Ofcom ). For this purpose, Ofcom established a telephone numbering plan, known as the National Telephone Numbering Plan, which is the system for assigning telephone numbers to subscriber stations.