Short code like a phone number, but figures it is less and only for messaging can be used . Short codes only mobile phones are used and they cannot be used for voice conversations . Short codes are specific to a country are, and they are mainly used by the company in order to advertising purposes can be used . For example, some of the television programs their viewers want, that your comments, text messages, specific to short codes designated send . Companies have short codes from a national organization that these codes provides rental . Task of this organization is coordination of short codes for operators, wireless.