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.
Area code 773 was put into service. Area code 773 was created from a split of area code 312. In 2009 area code 773 was overlaid with area code 872. Counties in Illinois within area code 773 include:Cook County. Major cities or places in Illinois within area code 773 include: Area codes 773 and 872 serve the areas outside of the Chicago downtown area.Chicago originally utilized area code 312 which was one of the original area codes assigned to Illinois in 1947.rea code 773 was put into service. Area code 773 was created from a split of area code 312. In 2009 area code 773 was overlaid with area code 872. Counties in Illinois within area code 773 include: