You could get them at enrollment. It was the last thing before the orientation desk. Since you didn't get it there, go to your home campus' student centre and ask to get your ID card and your photo taken.
omfg i got my i.d card yesterday
so fucking bad
i was gonna pay $10 to get a new one
but lukily...my name is spelt wrong on my card
so i just have to tell them
i didnt know we got i.d cards when i went yesterday and i conviniently didnt do my hair or anything..looked so stupid