Georgia and Ohio State head into the national signing day with a chance to lock up the title of No. 1 class, while Alabama is closing fast along with traditional powers with new coaches.
Most FBS teams filled the majority of their 2018 classes during the new early signing period in December.
The traditional February date has most teams just topping of their classes.
Georgia had the top-ranked class, according to 247 Sports' rankings, heading into Wednesday. Ohio State was second.
Alabama, which has won seven straight recruiting championships to go with those five national titles, still has a chance to sign a top-three class.
The top unsigned prospect is Patrick Surtain Jr., a cornerback from Florida whose father played in the NFL.
LSU and Alabama are among his choices.