Check the website of some of the universities and colleges you are interested in attending. Educational websites will usually list upcoming college fairs the institution will participate in and provide you with links to the relevant registration websites.
Visit the websites of both national and local college fairs. All national and local college fairs websites maintain a presence online. Visit the websites, and click on the city most convenient for you to attend a college fair. There you will find information about the educational institutions participating, with a link to the registration form. Click on the registration link provide to begin the registration process.
Check with the National Association of College Admissions Counseling (NACAC). The NACAC has a section of its website reserved for national college fairs, listing all upcoming fairs for the year. Review all information related to the college fair and if provided, register for the college fair by following the registration link provided.
Register by filling out the require registration card provided to you when you arrive at the college fair you want to attend. Keep in mind, while this is an option, there are usually long lines and it may take hours just to register. You cannot enter without registration in most cases.
Fill out all the required information if you register online and print out the bar code confirmation page that appears when you submit the registration form. Take it with you to show proof of registration when you arrive.