Visa United States - San Francisco
Always contact the Embassy or Consulate of United States in your home country for information on all Visa matters. The Embassy or Consulate of United States can inform you on all the procedures on obtaining a valid visa for United States. They can also inform you on all the specific types of visa for United States.
A visa for United States is a document, a stamp in your passport or a
sticker in your passport that shows that you are authorized to enter or
leave United States. A visa for United States is subjective to
permission for entering or leaving United States from an immigration
official at the time of the actual entry into United States. A visa is
issued by the embassy or consulate of United States in your home
A visa for United States does not give you the absolute right to enter United States. It gives you only the authorization. An immigration official when you enter United States always has the final right to decide if you are allowed to enter or not. A visa can also be revoked at any time.
For persons from certain countries do not require a visa for United States, such as when certain countries have reciprocal visa treaty arrangements with United States.
The visa for United States always has various conditions of stay. This can be -among others- maximum period of stay, the dates of validity, validity for amount of visits, purpose of visit etc.
A visa for United States generally gives non-citizens clearance to enter United States and to remain there within the various conditions mentioned for the specific visa.
A visa application in advance at one of the embassies or consulates of United States around the world gives the government of United States a chance to consider your circumstance, such as reason for applying, details of previous visits to United States and financial security.
Sometimes a visa can be applied for through a visa service company which specialized in the issuance of visa for United States and other international travel documents.
When this is the case the embassy or consulate of United States in your home country can inform you about the possibilities to use such an authorized visa service company.
In the case that there is no embassy or consulate of United States in your home country you than have to travel to a neighboring country which does have an embassy or consulate of United States and try to apply for your visa there. Sometimes it is also possible to apply per post.