what is a pound key on your phone
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title: Number sign text: when it prefixes a number, it is read as "number", as in "a #2 pencil" (indicating "a number-two pencil"). The one exception is with the # key on a phone, which is always referred to as the "pound key" or "pound." Thus instructions to dial an extension such as #77 are always read as "pound seven seven." When the symbol follows a number, the symbol indicates weight in "pounds". (Five pounds are indicated as 5#.) This traditional usage still finds handwritten use, and may be seen on some signs in markets and groceries. It is also commonly known as the title: Pound sign text: adoption of the euro. It was used (in free variation with £) as an alternative to the more usual L. or Lit. to show prices in lire. It was also used unofficially as the symbol of the Maltese lira instead of the official Lm. In American English, the term "pound sign" usually refers to the symbol #, and the corresponding telephone key is called the "pound key". In Canadian English the symbols £ and # are both called the pound sign, but the # is also referred to as the "number sign" and the "noughts-and-crosses board". In the eighteenth-century Caslon title: Telephone keypad text: named the "star" key. The original design used a symbol with six points, but an asterisk (*) with five points commonly appears in printing. The key labeled # is officially called the "number sign" key, but other names such as "pound", "hash", "hex", "octothorpe", "gate", and "square", are common, depending national or personal preference. The Greek symbols "alpha" and "omega" had been planned originally. These can be used for special functions. For example, in the UK, users can order a 7:30am alarm call from a BT telephone exchange by dialing: *55*0730#. Most of the keys also bear letters according to title: Number sign text: languages are also assigned: On the standard US keyboard layout, the # symbol is . On standard UK and some other European keyboards, the same keystrokes produce the pound currency symbol (£), and # is moved to a separate key above the right shift. On UK Mac keyboards, # is generated by , whereas on some other European Mac keyboards, the # can be found above the right shift key. Number sign The symbol # is most commonly known as the number sign, hash, or pound sign. The symbol has historically been used for a wide range of purposes, including title: Push-button telephone text: touch-tone dialing. It replaced the older and slower pulse dial system. The push-button format is also used for all cell phones, but with out-of-band signaling of the dialed number. The touch-tone system uses audible tones for each of the digits zero through nine. Later this was expanded by two keys labeled with an asterisk (*) and the pound or hash sign (#) to represent the 11th and 12th DTMF signals. These signals accommodate various additional services and customer-controlled calling features. The DTMF standard assigns specific frequencies to each column and row of push-buttons in the telephone keypad; the columns in