An F-1 visa is a type of non-immigrant student visa that allows international students to study in the United States. A student who holds an F-1 visa can attend any school or university, provided that it has been certified by the Student and Exchange Visitor Program (SEVP). This type of visa is deemed the most popular student visa. You can apply for it once your application has been accepted by an accredited US institution.

The H-B visa is a nonimmigrant work visa that enables all employers in the United States to recruit workers from different countries. This is particularly for special jobs requiring a worker to possess a bachelor’s degree or equivalent. 

The J-1 visa also referred to as the J student visa or Exchange Visitor Visa basically is a visa for individuals living outside the United States. It is for those people who want to study and work being part of the exchange programs that are approved by the Department of State Bureau of Educational and Cultural Affairs.

If you are a United States (U.S.) citizen and are planning to get married to a foreigner, then understanding what a K-1 visa is going to be extremely important for you. ‍It is basically a fiancé(e) K-1 nonimmigrant visa, particularly for a foreign citizen fiancé(e) of a U.S citizen. With the help of this visa, the foreign citizen fiancé(e) gets permission to travel to the United States and then ultimately get married to their U.S. citizen sponsor. It is important to remember here that this visa binds the foreign-citizen fiancé(e) to get married to their U.S citizen sponsor within the period of 90 days of arrival. 

The L1 visa is a non-immigrant visa that enables all the companies in different parts of the world to send some of their employees to a U.S company. 

The O-1 visa is primarily a non-immigrant visa. It is for those people who have extraordinary ability in the fields of education, arts, sciences, athletics, or business. 

A TN visa, which is also referred to as Trade North American Free Trade Agreement (NAFTA), is fundamentally a non-immigrant employment visa. It is for the North Americans, particularly the Mexicans and Canadians, which permit them to work in the United States for a certain job.