O&I - Operations and Intelligence 
OAG - Office of the Attorney General 
OBCII - Ohio Bureau of Criminal Identi… 
OBNDDC - Oklahoma Bureau of Narcotics… 
OBPD - Oak Bay Police Department 
OBPD - Oak Bluffs Police Department 
OBPD - Oak Brook Police Department 
OBPD - Ocean Beach Police Department 
OBPD - Old Brookville Police Departmen… 
OBPD - Olive Branch Police Department 
OBPD - Ormond Beach Police Department 
OBPPPS - Oregon Board of Parole and Po… 
OCDC - Ocean County Department of Corr… 
OCJRC - Oklahoma Criminal Justice Reso… 
OCMD - Orange County Marshal's Departm… 
OCME - Oklahoma Chief Medical Examiner 
OCPD - Oakland City Police Department 
OCPD - Ocean City Police Department 
OCPD - Ogden City Police Department 
OCPD - Oil City Police Department 
OCPD - Oklahoma City Police Department 
OCPD - Oregon City Police Department 
OCPS - Oxford Community Police Service 
OCSD - Ocean County Sheriff's Departme… 
OCSD - Ohio County Sheriff's Departmen… 
OCSD - Orange County Sheriff's Departm… 
OCSD - Otero County Sheriff's Departme… 
OCSD - Ouray County Sheriff's Departme… 
OCSO - Oakland County Sheriff's Office 
OCSO - Oceana County Sheriff's Office