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)