Police Departments

North Utica Police Department

Waltham, IL • LaSalle County

Northbrook Police Department

North Northfield, IL • Cook County

Northfield Police Department

Northfield, IL • Cook County

Northlake Police Department

Berkeley, IL • Cook County

O'Fallon Police Department

Shiloh, IL • St. Clair County

Oak Brook Police Department

Oak Brook, IL • DuPage County

Oak Forest Police Department

Goeselville, IL • Cook County

Oak Lawn Police Department

Oak Lawn, IL • Cook County

Oak Park Police Department

Oak Park, IL • Cook County

Oakbrook Terrace Police Department

Utopia, IL • DuPage County

Oakland Police Department

Isabel, IL • Edgar County

Oakwood Hills Police Department

Silver Lake, IL • McHenry County

Oakwood Police Department

Brothers, IL • Vermilion County

Odin Police Department

Fairman, IL • Marion County

Oglesby Police Department

Vermilionville, IL • LaSalle County

Okawville Police Department

Covington, IL • Washington County

Olmsted Police Department

Levings, IL • Pulaski County

Olney Police Department

Elbow, IL • Richland County

Olympia Fields Police Department

Olympia Fields, IL • Cook County

Onarga Police Department

Ridgeville, IL • Iroquois County

Oregon Police Department

Daysville, IL • Ogle County

Orland Hills Police Department

Orland Hills, IL • Cook County

Orland Park Police Department

Fernway Park, IL • Cook County

Oswego Police Department

Montgomery, IL • Kane County

Ottawa Police Department

Prairie Center, IL • LaSalle County

Palatine Police Department

Inverness, IL • Cook County

Palestine Police Department

Morea, IL • Crawford County

Palmyra Police Department

Scottville, IL • Macoupin County

Palos Heights Police Department

Palos Heights, IL • Cook County

Palos Hills Police Department

Palos Hills, IL • Cook County

Palos Park Police Department

Southmoor, IL • Cook County

Pana Police Department

Dunkel, IL • Christian County

Paris Police Department

Elbridge, IL • Edgar County

Park City Police Department

Park City, IL • Lake County

Park Forest Police Department

Park Forest, IL • Cook County

Park Ridge Police Department

Park Ridge, IL • Cook County

Patoka Police Department

Patoka, IL • Marion County

Pawnee Police Department

Zenobia, IL • Sangamon County

Paxton Police Department

Perdueville, IL • Ford County

Payson Police Department

Fall Creek, IL • Adams County

Pearl City Police Department

Loran, IL • Stephenson County

Pecatonica Police Department

Pecatonica, IL • Winnebago County

Pekin Police Department

Pekin Heights, IL • Tazewell County

Peoria Heights Police Department

Long Shore Park, IL • Peoria County

Peoria Police Department

Peoria, IL • Peoria County

Peotone Police Department

Andres, IL • Will County

Peru Police Department

Churchill, IL • Bureau County

Petersburg Police Department

Tice, IL • Menard County

Phoenix Police Department

Phoenix, IL • Cook County

Pinckneyville Police Department

Todds Mill, IL • Perry County