F1 – Chief
F1I1 – Commander, Area 1
F1I2 – Commander, Area 2
F1L – Lieutenant
F1S – Sergeant
F3 – Education Based Incarceration/Inmate Services Bureau
F4 – Medical Services Bureau
F5 – Custody Compliance and Sustainability Bureau
F6 – Food Services
F7 – Century Regional Detention Facility
F8 – Twin Towers Correctional Facility
F9 – Mira Loma Detention Center (Closed)
F12 – Los Angeles County USC Medical Center (LAC+USC)