Commercial districts include the following:

   (A)   “O-T” Office/Transitional District;

   (B)   “C-1” Neighborhood Commercial District;

   (C)   “C-2” Central Business District;

   (D)   “C-3” General Commercial District;

   (E)   “C-4” Highway-Oriented Commercial District; and

   (F)   “C/I” Commercial Industrial District.