Discourse categorisation is a complex problem, and even in the general definition of register given above (language variation defined by use not user), there are cases where other kinds of language variation, such as regional or age dialect, overlap.
There is no area code 523 in North America (USA, Canada, etc.). It  is unassigned.    International telephone country code +52 is Mexico, and a number  beginning with â¦ +52 3 is a landline in the western part of the  country; for example, a number beginning with +52 33 is a landline  in Guadalajara.here is no area code 529 in Mexico. It is unassigned.    However, Mexico uses international telephone country code +52, and  area codes beginning with 9 are in the so â¦ uthernmost part of the  country. For example, the area code for the city of Oaxaca is 951.
Using the 3 digit area code and 3 digit exchange, The Phone Exchange will provide you with the name of the city and state (or province) plus the current time where that phone number originates from.The area code is the first 3 digits of a telephone number and indicates a geographical area.It directs telephone calls to particular regions on a telephone network where they are then routed by the local telephone network based upon the next 3 digits.These next 3 digits (which follow after the area code) are referred to as the local exchange number.For example, with the phone number 540-371-3905, the number 540 is the area code, and 371 is the local phone exchange.t directs telephone calls to particular regions on a telephone network where they are then routed by the local telephone network based upon the next 3 digits. These next 3 digits (which follow after the area code) are referred to as the local exchange number.