The University of Colorado has 3 campuses in its system and Colorado State University has 2 campuses. (There are far fewer cities in Colorado than in California, esp. large cities.) There are also many private colleges , community colleges and several religious colleges.
I don t really understand what the difference between UC and CSU is, you didn t explain it. The two major ones are the University of Colorado (CU) and Colorado State University (CSU). There is also University of Denver (DU) and University of Northern Colorado (UNC). There are also lots of private universities. There s no ranking between UC or CSU...