The federal government of the United States (U.S. federal government or U.S. government) [a] is the common government of the United States, a federal republic located primarily in North America, comprising 50 states, five major self-governing territories, several island possessions, and the federal district (national capital) of Washington, D.C ...

Get contact information for U.S. federal government agencies, departments, corporations, instrumentalities, and government-sponsored enterprises. Find websites, email, phone numbers, addresses, and more.

Learn about the 3 branches of government: executive, legislative, and judicial. Understand how each branch of U.S. government provides checks and balances.

Our Government. The Federal Government is composed of three distinct branches: legislative, executive, and judicial, whose powers are vested by the U.S. Constitution in the Congress, the...

USAFacts explains the three branches of government and the complete US government structure — including federal, state, and local actors. Learn more about our nation's checks and balances.

USA.gov is the U.S. Government’s official web portal. Find information by topic for citizens, business and non-profit concerns, government employees, and visitors to the U.S. Find State and Federal government benefit programs you may be eligible to receive.

From the President, to the Vice President, to the Cabinet, learn more about the Executive Branch of the government of the United States.

Constitution of the United States of America, the fundamental law of the U.S. federal system of government and a landmark document of the Western world. The oldest written national constitution in use, the Constitution defines the principal organs of government and their jurisdictions and the basic rights of citizens.

The United States is a constitutional federal republic, in which the president (the head of state and head of government), Congress, and judiciary share powers reserved to the national government, and the federal government shares sovereignty with the state governments.