U.S. Citizenship and Immigration Services (USCIS)

USCIS is the government agency in charge of overseeing legal immigration to the United States. USCIS guarantees that its staff have the information and resources they need to professionally manage the lawful immigration system. USCIS delivers clear, accurate, and easily available guidelines and information on its public services.

USCIS Case StatusUSCIS GovUSCIS Address Change
USCIS LoginUSCIS Check StatusUSCIS Forms
USCIS Processing TimesUSCIS AccountUSCIS Visa Bulletin
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USCIS Status OnlineUSCIS Phone NumberUSCIS Receipt Number

The list of all Operational and Support Components that make up the Department along with our organization chart and the list of senior leadership.

U.S. Citizenship and Immigration Services align our organizational structure to achieve the greatest efficiency and accomplish our mission.

Mission and Core Values

Mission Statement

USCIS upholds America’s promise as a nation of welcome and possibility with fairness, integrity, and respect for all we serve.

Who We Are

USCIS is the government agency that oversees lawful immigration to the United States. We are 19,000 government employees and contractors working at more than 200 offices across the world.

Core Values


We will always strive for the highest level of integrity in our dealings with the public, our fellow employees, and the citizens of the United States of America. We review each case before us on its own merit and reach decisions that are based on the law and facts. We will be ever mindful of the importance of the trust the American people have placed in us to administer the nation’s immigration system fairly, honestly, and correctly.


We will demonstrate respect in all of our actions. We will ensure that everyone we affect will be treated with dignity and courtesy regardless of the outcome of their case. We will model this principle in all of our activities with each other and the public. Through our actions, USCIS will become known as an example of respect, dignity, and courtesy.


As we meet the challenges to come, we will strive to find the most effective means to accomplish our goals. We will use innovation, resourcefulness, creativity, and sound management principles to strive for world-class results. We will approach every challenge with a balance of enthusiasm and wisdom in our effort to fulfill our vision.


In this era of increased global threats and security challenges, we will remain mindful of our obligation to provide immigration services in a manner that strengthens and enhances our nation’s security. We will exercise vigilance as we perform our mission. We will carefully administer every aspect of our work to uphold the security and integrity of the immigration system so that new immigrants and the public can hold in high regard the privileges and advantages of lawful presence in the United States.