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.
In fact, Washington is ruled by the federal government, which is based in the 202 area code. However, Washington still has a mayor and a city council even though the ultimate power remains the United States Congress.evertheless, Washingtonâs neighbors in Maryland and Virginia must dial ten digit numbers when calling someone just a few miles away. Area code 202 does not cover a regular city, but rather a district that is not part of any state. As a result, Washington does not have a local government.