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Learn about the format, prefixes, and area codes of Canadian telephone numbers, as well as the history and regulation of the North American Numbering Plan. The country code for Canada is 1, which is used for international access and trunk prefix.
Learn about the history and usage of telephone exchange names or central office names, which were assigned to switching systems in different localities. Find out how they were dialed, displayed, and replaced by numeric systems in various countries.
Learn about the history and current status of telephone area codes in Toronto, Ontario, Canada. Find out how 647 is an overlay area code for mobile and competitive services, while 416 is the original and dominant code for landlines.
Area code 672 is one of the four overlay codes for the Canadian province of British Columbia, along with 604, 236, and 778. It covers parts of the Fraser Valley, Vancouver Island, and the Interior, and was activated in May 2019 to relieve number exhaustion.
Phonewords are mnemonic phrases represented as alphanumeric equivalents of a telephone number. Learn about the advantages, disadvantages, and regional variations of phonewords in different countries.
Learn about the types, structures and formats of telephone numbers in different regions and networks. The International Telecommunication Union (ITU) has established a comprehensive numbering plan, E.164, for uniform interoperability of the networks of its member states or regional administrations.
Learn about the history and current status of telephone area codes in eastern Ontario, Canada, including Ottawa and Gatineau. Find out how overlay codes 343 and 753 were introduced to address the number shortage and how they affect local calling areas.
A virtual number, also known as direct inward dialing (DID) or access numbers, is a telephone number without a directly associated telephone line.Usually, these numbers are programmed to forward incoming calls to one of the pre-set telephone numbers, chosen by the client: fixed, mobile or VoIP.