Click here to view a list of countries and territories whose citizens do not require visas in order to enter the U.S. as visitors.

If you require a visa, there are a few steps in the process- completing forms, wait times, paying fees and providing support documentation. Click here to find out more about the application process.

The best way to make sure you have completed all the steps is to read the instructions for your visa class in Types of Visas for Temporary Visitors.

If you are in need of a visa letter please email pacrim@bio.org.