Entering the U.S.
To enter the U.S. you will need:
I-20: Certificate of Eligibility
The I-20 Certificate of Eligibility form will be sent to you by Columbia College after you have met eligibility requirements to be issued an I-20. You will use your I-20 form to apply for an F-1 student visa.
Visa: Permit to enter the U.S.
A U.S. embassy or consulate will issue your Visa. You must have a valid visa to enter or re-enter the United States.
I-94: Arrival-Departure Record
The U.S. Department of Homeland Security issues this document in their database when you enter the United States. The I-94 is proof of your legal entry, status and permission to stay in the United States. You may access your I-94 electronically after you enter the U.S. Print off a copy of your I-94 card and keep it for your records.