In this formulation, language variation can be divided into two categories: dialect, for variation according to user, and diatype for variation according to use (e.g. the specialised language of an academic journal). This definition of diatype is very similar to those of register.
North American area code 602 is a state of Arizona telephone area code that covers most of the city of Phoenix.It was one of the original area codes established in October 1947 and had originally covered the entire state of Arizona until 1995, when area code 520 was created as the state's second area code.he area code divider between 602 and 623 was drawn in such a way that in some neighborhoods, homes only a few hundred feet away from each other may have different area codes.
Telephone area code 604 serves southwestern British Columbia: the Lower Mainland, Sunshine Coast, Howe Sound / Sea to Sky Corridor, Fraser Valley and the lower Fraser Canyon regions.It primarily serves the city of Vancouver and surrounding regions.604 is one of the original 86 area codes assigned in 1947 in the contiguous United States and the then nine provinces of Canada.It originally served the entire province until a geographic split was implemented in 1997, creating the new area code 250 for the remainder of the province.t primarily serves the city of Vancouver and surrounding regions. 604 is one of the original 86 area codes assigned in 1947 in the contiguous United States and the then nine provinces of Canada.