What is the formal address number of the White House on Pennsylvania Avenue?

The formal address number of the White House is 1600 Pennsylvania Avenue NW. This is significant as the White House is not only the official residence of the President of the United States but also serves as a key symbol of the U.S. government and its history. The number 1600 is an iconic aspect of its identity and is often referenced in discussions about presidential affairs, public events, and tours of the historic building. Knowing this address is essential for understanding the location of a major national landmark and its role in American politics and culture.