<p>Your CUID is a C followed by 9 digits.</p>
<p>Look up your “UNI” at <a href=“https://www1.columbia.edu/sec/acis/manageaccount/lookup.html[/url]”>https://www1.columbia.edu/sec/acis/manageaccount/lookup.html</a> through a name search. I can’t remember if you also have to activate your email address too, but if I recall correctly, you would do that here <a href=“https://www1.columbia.edu/sec/acis/manageaccount/agree1.html[/url]”>https://www1.columbia.edu/sec/acis/manageaccount/agree1.html</a> Your columbia email will be your UNI followed by @columbia.edu</p>