<P> Area codes 204 and 431 are the North American telephone area codes for the Canadian province of Manitoba, encompassing the province . 204 is one of the original 86 area codes assigned in 1947 in the contiguous United States and the then - nine - province extent of Canada . </P> <P> The incumbent local exchange carrier for the 204 and 431 area codes is Bell MTS . </P>

Where is area code 204 located in usa