154.2650MHz Illinois Fire Emergency Radio Network. Mutual Aid Box Alarm System (MABAS). MABAS Divisions: 20 - Melrose Park FD, Northlake FD, River Grove FD, Schiller Park FD, Stone Park FD, Westchester FD, Bellwood FD, Berkley FD, Broadview FD, Elmwood Park FD, Franklin Park FD, Hillside FD, Leyden FPD, Maywood FD, Franklin Park, Leyden, Melrose Park, Northlake, River Grove, Rosemont FD, Stone Park