There are several types of visas:
* Temporary Business or Tourism (B visas)
For those persons going to the U.S. on tourism, please make sure to indicate on your application form where you will be staying. If you are Visiting friends, please feel free to bring correspondence or letters of invitation from them, explaining the circumstances of your visit.
* Study and Exchange (F and J visas)
The Immigration and Nationality Act provides two nonimmigrant visa categories for persons wishing to study in the United States. The ?F? visa is for academic studies, and the ?M? visa is for nonacademic or vocational studies.
J-visa - These include academic and cultural exchanges, as well as au pair programs and summer work and travel programs.
* Work (H and L visas)
An H visa is issued to a nonimmigrant to allow travel for the purpose of temporary employment in the United States.
The L visa classification was created to permit multinational companies to transfer qualified employees temporarily to the United States for the purpose of improving management effectiveness, expanding U. S. exports, and enhancing competitiveness in overseas markets.
* Crew and Transit (C1/D visas)
The C-1D visa is for crew members who intend to arrive in and exit from the United States with the same airline or on the same vessel. C-1/D visas can be issued for individuals or for an entire crew.
* Immigrant Visas
An immigrant visa is required for anyone who wishes to enter the United States to reside there permanently, whether or not that person plans to seek employment in the United States. An immigrant visa is a document issued by a U.S. consular officer abroad that allows you to travel to the United States and apply for admission as a legal permanent resident.
* Fianc?(e) Visas
If your fiancee is not a citizen of the United States and you wish for her to enter the US, then you will need to obtain a K1 Fiancee visa.
Nov 28, 2009 · Expatriator
Why are you posting about US visas here?