A citizen of a foreign country who seeks to enter the United States generally must first obtain a U.S. visa, which is placed in the traveler’s passport, a travel document issued by the traveler’s country of citizenship.
Check the estimated wait time for a nonimmigrant visa interview appointment at a U.S. Embassy or Consulate.
The type of visa you must obtain is defined by U.S. immigration law, and relates to the purpose of your travel.