All nonimmigrants to the U.S. are given a visa number found in the visa stamp on their passport. When a Visa Number is Needed A visa number will be needed if the visitor to the U.S. wants to begin work or school. It is also used to identify the reason the visitor is entering ...
stapled to a visitor’s passport by a Customs and Border Protection(CBP) officer. Since April of 2013, however, CBP has implemented the electronic I-94 process across the nation’s ports of entry. Most visitors entering the U.S.