Telephone Keypad

A conventional phone keypad is generally modeled in a 3×4 design. The 4th row has the pound sign and asterisk keys on the telephone keypad. On a mobile phone keypad, these numbers are employed for composing emails and texting. A mobile phone keypad may now have an entire keyboard over the cell phone, in a tight edition. Other phone keypads might have large, easy digit keys for those who aesthetically impaired. Cell phone keypads fail due to misrule. There’s no simple fix for the broken keypad. Luckily, you shall see a keypad for every cell phone and model online with a telephone keypad.


A telephone keypad is to be seen on a “touch tone” phone. It replaced the rotating dial. The contemporary telephone keypad is laid in a grid of 4 X 3. The original system of DTMF had an extra column in the keypad for the keys of menu selector. When you have to dial a number on the telephone, on pressing one key it gives out a pitch having 2 sinusoidal pure tone frequencies simultaneously. The column stands for high frequency. The “*” is known as the “asterisk key” or “star key”. “#” is known as the “hash key”, “pound key” or “number sign” as per one’s personal preference or nationality with your telephone keypad.

It is called “octothorpe” technically on the telephone keypad.  Nearly all the keys have letters as per a system. A standard keypad has no letters on 0. In some old telephones, 1 has QZ on its key. 2 have the letters ABC. The numbering system in UK made use of a similar code of 2 digits after initial 0. The current equivalent of 0AY6 viz. 01296 stands for Aylesbury on your telephone keypad.