| Agency | ILEAS Region |
| Alton Police Dept | 8 |
| Batavia Police Dept | 3 |
| Beecher Police Dept | 3 |
| Belleville Police Dept | 8 |
| Bellwood Police Dept | 4 |
| Belvidere Police Dept | 2 |
| Bensenville Police Dept | 4 |
| Bloomington Police Dept | 7 |
| Bridgeport Police Dept | 9 |
| Brookfield Police Dept | 4 |
| Burbank Police Dept | 4 |
| Burr Ridge Police Dept | 4 |
| Calumet City Police Dept | 4 |
| Canton Police Dept | 6 |
| Carlinville Police Dept | 8 |
| Carlyle Police Dept | 8 |
| Carol Stream Police Dept | 4 |
| Carpentersville Police Dept | 3 |
| Carrollton Police Dept | 8 |
| Cary Police Dept | 3 |
| Caseyville Police Dept | 8 |
| Centralia Police Dept | 9 |
| Chadwick Police Dept | 2 |
| Charleston Police Dept | 9 |
| Cherry Valley Police Dept | 2 |
| Clarendon Hills Police Dept | 4 |
| Clark County Sheriff's Office | 9 |
| Coffeen Police Dept | 8 |
| Collinsville Police Dept | 8 |
| Colona Police Dept | 2 |
| Columbia Police Dept | 8 |
| Countryside Police Dept | 4 |
| Crainville Police Dept | 11 |
| Crest Hill Police Dept | 3 |
| Crestwood Police Dept | 4 |
| Crete Police Dept | 3 |
| Danville Police Dept | 7 |
| DeKalb Police Dept | 3 |
| Dolton Police Dept | 4 |
| East Dundee Police Dept | 3 |
| East Hazel Crest Police Dept | 4 |
| East Peoria Police Dept | 7 |
| Edgar County Sheriff's Office | 7 |
| Elizabeth Police Dept | 2 |
| Elk Grove Village Police Dept | 4 |
| Elmhurst Police Dept | 4 |
| Elmwood Park Police Dept | 4 |
| Energy Police Dept | 11 |
| Fithian Police Dept | 7 |
| Forest Park Police Dept | 4 |
| Forest View Police Dept | 4 |
| Frankfort Police Dept | 3 |
| Galesburg Police Dept | 2 |
| Genoa Police Dept | 3 |
| Glencoe Dept Public Safety | 4 |
| Glendale Heights Police Dept | 4 |
| Glenwood Police Dept | 4 |
| Grayslake Police Dept | 4 |
| Hardin County Sheriff's Office | 11 |
| Harwood Heights Police Dept | 4 |
| Hawthorn Woods Police Dept | 4 |
| Henderson County Sheriff's Office | 2 |
| Highwood Police Dept | 4 |
| Hoffman Estates Police Dept | 4 |
| Hoopeston Police Dept | 7 |
| Huntley Police Dept | 3 |
| Jersey County Sheriff's Office | 8 |
| Jerseyville Police Dept | 8 |
| Kane County Sheriff's Office | 3 |
| Kankakee County Sheriff's Office | 3 |
| Kewanee Police Dept | 2 |
| Kildeer Police Dept | 4 |
| Knox County Sheriff's Office | 2 |
| Lake in the Hills Police Dept | 3 |
| Lake Villa Police Dept | 4 |
| Lakemoor Police Dept | 4 |
| Lebanon Police Dept | 8 |
| Leland Grove Police Dept | 6 |
| Lemont Police Dept | 4 |
| Lena Police Dept | 2 |
| Lincolnwood Police Dept | 4 |
| Lisle Police Dept | 4 |
| Litchfield Police Dept | 8 |
| Loves Park Police Dept | 2 |
| Ludlow Police Dept | 7 |
| Lynwood Police Dept | 4 |
| Macomb Police Dept | 6 |
| Madison Police Dept | 8 |
| Manteno Police Dept | 3 |
| Marion Police Dept | 11 |
| Markham Police Dept | 4 |
| Marquette Heights Police Dept | 7 |
| Maryville Police Dept | 8 |
| Matteson Police Dept | 4 |
| McHenry Police Dept | 3 |
| Mokena Police Dept | 3 |
| Monmouth Police Dept | 2 |
| Montgomery Police Dept | 3 |
| Morton Grove Police Dept | 4 |
| Mount Carmel Police Dept | 9 |
| Mount Vernon Police Dept | 9 |
| Murphysboro Police Dept | 11 |
| New Lenox Police Dept | 3 |
| Niles Police Dept | 4 |
| Norridge Police Dept | 4 |
| North Pekin Police Dept | 7 |
| Northlake Police Dept | 4 |
| O'Fallon Police Dept | 8 |
| Oglesby Police Dept | 3 |
| Olney Police Dept | 9 |
| Oregon Police Dept | 2 |
| Orland Park Police Dept | 4 |
| Oswego Police Dept | 3 |
| Palos Hills Police Dept | 4 |
| Palos Park Police Dept | 4 |
| Paris Police Dept | 7 |
| Pekin Park Dist Police Dept | 7 |
| Pekin Police Dept | 7 |
| Peoria Police Dept | 6 |
| Pingree Grove Police Dept | 3 |
| Plainfield Police Dept | 3 |
| Plano Police Dept | 3 |
| Pontiac Police Dept | 7 |
| Pontoon Beach Police Dept | 8 |
| Princeton Police Dept | 2 |
| Quincy Police Dept | 6 |
| River Forest Police Dept | 4 |
| Robbins Police Dept | 4 |
| Rochelle Police Dept | 2 |
| Rochester Police Dept | 6 |
| Rock Falls Police Dept | 2 |
| Roselle Police Dept | 4 |
| Rosiclare Police Dept | 11 |
| Sandwich Police Dept | 3 |
| Schiller Park Police Dept | 4 |
| Shorewood Police Dept | 3 |
| Southern View Police Dept | 6 |
| Springfield Police Dept | 6 |
| St Charles Police Dept | 3 |
| Steger Police Dept | 4 |
| Sterling Police Dept | 2 |
| Stockton Police Dept | 2 |
| Stone Park Police Dept | 4 |
| Sugar Grove Police Dept | 3 |
| Summit Police Dept | 4 |
| Swansea Police Dept | 8 |
| Sycamore Police Dept | 3 |
| Taylorville Police Dept | 6 |
| Thomasboro Police Dept | 7 |
| Thornton Police Dept | 4 |
| Tilton Police Dept | 7 |
| Tinley Park Police Dept | 4 |
| Tremont Police Dept | 7 |
| Troy Police Dept | 8 |
| Urbana Police Dept | 7 |
| Wauconda Police Dept | 4 |
| Westchester Police Dept | 4 |
| Wheaton Police Dept | 4 |
| Williamsville Police Dept | 6 |
| Winnebago County Sheriff's Office | 2 |
| Wood Dale Police Dept | 4 |
| Wood River Police Dept | 8 |
| Woodridge Police Dept | 4 |
| Woodstock Police Dept | 3 |
| Worth Police Dept | 4 |
| Yorkville Police Dept | 3 |
| Zion Police Dept | 4 |