Dialed Number Plan

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• Telephone numbering plan — Area Code redirects here. For the song by Ludacris, see Area Codes (song). A telephone numbering plan is a type of numbering scheme used in telecommunications to allocate telephone numbers to subscribers and to route telephone calls in a… …   Wikipedia

• Telephone number — A telephone number or phone number is a sequence of digits used to call from one telephone line to another in a public switched telephone network. When telephone numbers were invented, they were short as few as one, two or three digits and were… …   Wikipedia

• Emergency telephone number — Many countries public telephone networks have a single emergency telephone number, sometimes known as the universal emergency telephone number or occasionally the emergency services number, that allows a caller to contact local emergency services …   Wikipedia

• Local number portability — This article is about telephone number portability on landlines. For telephone number portability on mobile phones, see Mobile number portability. Local number portability (LNP) for fixed lines, and full mobile number portability (FMNP) for… …   Wikipedia

• Automatic number identification — (ANI) is a feature of telephony intelligent network services that permits subscribers to display or capture the telephone numbers of calling parties. In the United States it is part of Inward Wide Area Telephone Service (WATS). The ANI service… …   Wikipedia

• uniform numbering plan —    Seven digit number assigned to each telephone station in a network that permits calls to be routed to distant phones from any network telephone without any differences in the dialed number …   IT glossary of terms, acronyms and abbreviations

• North American Numbering Plan — NANPA redirects here. For other uses, see Nanpa (disambiguation). This article is about the numbering plan. For a list of area codes under the plan, see List of North American Numbering Plan area codes. The North American Numbering Plan (NANP) is …   Wikipedia

• Toll-free telephone number — A toll free, Freecall, Freephone, or 800 number is a special telephone number, in that the called party is charged the cost of the calls by the telephone carrier, instead of the calling party. The cost of the call to the called party is usually… …   Wikipedia

• VoIP Dial Plan — Voice over IP Dial Plans for both phone devices and PBXes. Preface This article discusses the essentials of a VoIP dial plan, detailed examples, and necessary guidelines pertaining to the order of dial plans. Dial plans are one of the most… …   Wikipedia

• Wrong number — A wrong number is a telephone number mistakenly dialed differently from intended, thereby reaching a different party than the one planned. The wrong number may have been dialed either because the caller accidentally entered the numbers… …   Wikipedia

• Overlay plan — In telephony, especially in North America, an overlay plan is the practice of introducing a new area code by applying it onto a geographic area that is already occupied by one or more existing area codes, resulting in two (or more) area codes… …   Wikipedia