Cook County (IL) Law Enforcement IDs

Alsip Police Department

• 700s:

Arlington Heights Police Department

• 1000s:

Barrington Police Department

• 7500s:

Barrington Hills Police Department

• 7500s:

Bartlett Police Department

• Bravo Units:
  • B1 - Beat Car
  • B2 - Beat Car
  • B3 - Beat Car
  • B4 - Beat Car
  • B5 - Beat Car
  • B20 - Citywide Car
  • B33 - Supervisor
  • B35 - Supervisor
  • B42 - Traffic or CSO
  • B44 - Traffic or CSO

Bedford Park Police Department

• 100s:

Bellwood Police Department

• 300s:

Bensenville Police Department

See DuPage County

Berkeley Police Department

• 600s:

Berwyn Police Department

• 100s:

Blue Island Police Department

• 1900s:

Bridgeview Police Department

• 200s:

Brookfield Police Department

• 400s:

Buffalo Grove Police Department

• 4000s:

Burbank Police Department

• 800s:

Calumet City Police Department

ADAM-Administrative units
SAM-Supervisory (Sergeants & Lieutenants)
PAUL-Patrol units
TOM-Traffic units
MARY-Motorcycle units
IDA-Investigators
FRANK-Probationary officers
KING-K-9 units
TAC-Tactical officers

Above prefixes are followed by 2 or 3 digit star number. currently in the low 200s. Star numbers are not reused at this time.

“300" Series Numbers are Fire Department and Inspectional Services Identifiers
“400" Series Numbers are Health Department Identifiers
“500” Series Numbers are Support Personnel (Animal Control and PD mechanics)
”800" Series Numbers are Police Reserve Officers
“900" Series Numbers are Calumet Memorial Park Rangers
"2300" Series Numbers are Calumet City ESDA which is used in a CSO capacity

Calumet Park Police Department

• 700s:

Chicago Police Department

• CARMA - CPD Unit Identifiers
• Traffic Management Authority (TMA):
  • TMA 5
  • TMA 24
  • TMA 43
  • TMA 45
  • TMA 65
  • TMA 71
  • TMA 88
  • TMA 201
  • TMA 241
  • TMA 563
  • TMA 798
  • TMA 969

Chicago Heights Police Department

• Mary Units:

Chicago Ridge Police Department

• 1400s:

Cicero Police Department

• 200s:

Clarendon Hills Police Department

See DuPage County

Country Club Hills Police Department

• 800s:

Countryside Police Department

• 900s:

Crestwood Police Department

• 600s:

Dixmoor Police Department

• 3000s:

Dolton Police Department

• 80s:

East Hazelcrest Police Department

• 500s:

Elk Grove Police Department

• 2000s:

Elmwood Park Police Department

• 300s:

Evergreen Park Police Department

• 2900s:

Flossmoor Police Department

• 700s:

Forest Park Police Department

• 600s:

Forest View Police Department

• 130s:

Franklin Park Police Department

• 800s:

Glencoe Police Department

• 650 to 699s:

Glenview Police Department

• 9000s - Supervisors:
• 9100s - Patrol Units:

Glenwood Police Department

• 300s:

Hanover Park Police Department

• Yankee Units:
  • Y1 - Beat Car
  • Y2 - Beat Car
  • Y3 - Beat Car
  • Y4 - Beat Car
  • Y31 - Supervisor
  • Y61 - Special Unit
  • Y83 - Special Unit

Harvey Police Department

• 40s:

Harwood Heights Police Department

• 400s:

Hazel Crest Police Department

• 600s:

Hickory Hills Police Department

• 400s:

Hillside Police Department

• 400s:

Hoffman Estates Police Department

• 6100s:
  • 6110
  • 6118
  • 6119
  • 6131
  • 6132
  • 6133
  • 6134
  • 6137
  • 6139
• 6600s:
  • 6600

Hometown Police Department

• 450 to 469:

Homewood Police Department

• 400s:

Indian Head Park Police Department

• 4100s:

Justice Police Department

• 500s:

Kenilworth Police Department

• 600 to 649s:

LaGrange Police Department

• 500s:

LaGrange Park Police Department

• 200s:

Lansing Police Department

• 200s:

Lemont Police Department

• 3800s:

Lincolnwood Police Department

• 200 to 249s:

Lynwood Police Department

• 100s:

Lyons Police Department

• 800s:

Markham Police Department

• 30s:

Matteson Police Department

• 2100s:

Maywood Police Department

• 100s:

McCook Police Department

• 800s:

Melrose Park Police Department

• 1100s:

Merrionette Park Police Department

• 240 to 260:

Midlothian Police Department

• 100s:

Morton Grove Police Department

• 776 to 899s:

Mt. Prospect Police Department

• 3000s:

Niles Police Department

• 100s - Patrol Units:
  • 104 - CSO
  • 105 - CSO
• 200s - SROs:
• 400s - Park Patrol/Special Units:

Norridge Police Department

• 500s:

North Riverside Police Department

• 600s:

Northbrook Police Department

• 000-099s:

Northfield Police Department

• 450 to 499:

Oak Forest Police Department

• 2000s:

Oak Lawn Police Department

• 200s:
• 300s:
• 600s:
• 900s:

Oak Park Police Department

• 5000s / 5200s??

Olympia Fields Police Department

• 4400s:

Orland Hills Police Department

• 6000s:

Orland Park Police Department

• 700s:
• 1300s:
• 2300s:

Palatine Police Department

• 8000s:

Palos Heights Police Department

• 1100s:

Palos Hills Police Department

• 1300s:

Palos Park Police Department

• 1200s:

Park Forest Police Department

• 800s:

Phoenix Police Department

• 10 to 19

Posen Police Department

• 1700s:

Prospect Heights Police Department

• 7000s:

Richton Park Police Department

• Adam Units:
• Lincoln Units:
• Sam Units:

River Forest Police Department

• 1000s:

River Grove Police Department

• 600s:

Riverdale Police Department

• 90s:

Riverside Police Department

• 50 to 60

Robbins Police Department

• 1800s:

Rolling Meadows Police Department

• 1800s:
• 2800s:
• 3800s:

Roselle Police Department

• Robert Units:
  • R1
  • R2
  • R3
  • R4
  • R21
  • R30

Sauk Village Police Department

• Paul Units:

Schaumburg Police Department

• 5000s:

Schiller Park Police Department

• 700s:

Skokie Police Department

• 250s to 399:

South Barrington Police Department

• Boy Units:
  • B18
  • B19
  • B21
  • B26
  • B31
  • B34

South Holland Police Department

• 0 to 20s:

Stickney Police Department

• 140s:

Stone Park Police Department

• 1200s:

Streamwood Police Department

• 9100s:
  • 9101
  • 9102
  • 9103
  • 9104
  • 9112
  • 9113
  • 9190
  • 9194
  • 9195
• 9200s:
  • 9211
  • 9212
  • 9214
• 9300s:
  • 9342
  • 9357
• 9400s:
  • 9468
• 9800s:
  • 9824

Summit Police Department

• 600s:

Thornton Police Department

• 300s:

Tinley Park Police Department

• Adam Units:
• Boy Units:

Westchester Police Department

• 500s:

Western Springs Police Department

• 300s:

Willow Springs Police Department

• 300s:
• 700s:

Willowbrook Police Department

See DuPage County

Wilmette Police Department

• 500s:

Winnetka Police Department

• 400s:

Worth Police Department

• 1600s:

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