There are two parts to a blood type. One is the letter, A,B,AB, or O. This is the major part of the blood type. The other or minor part is the Rh type, which the A,B,AB, or O part is either positive or negative. Let me explain.
This guide shows the zip codes for each neighborhood in Washington DC arranged in alphabetical order. Get to Know the Neighborhoods of the DC Capital Region. Adams Morgan â zip code 20009. American University Park â zip code 20016.
Area code 202 is the North American telephone area code for Washington, D.C. . The area code was one of the original area codes established in October 1947 by AT&T in the North American Numbering Plan (NANP).After the State of New Jersey with area code 201, the District of Columbia was the second Numbering Plan Area (NPA).NPAs that covered an entire administrative region received a code in which the second digit was '0'.s of 2012, no plans exist to overlay the 202 area code, as NANPA estimates the current supply of numbers is sufficient at least to the year 2019. Washington is thus one of the largest cities where seven-digit dialing is still possible. However, calls are connected if the area code is dialed.