| Illinois State Police | Division of Patrol - Statewide | 39.70719 | -89.05518 | 225 |
| Illinois State Police | Troop 1 - Rockford | 42.114 | -89.686 | 59.5 |
| Illinois State Police | Troop 2 - Moline | 41.435 | -89.736 | 71 |
| Illinois State Police | Troop 3 - Chicago | 41.856 | -88.259 | 60 |
| Illinois State Police | Troop 4 - Peoria | 40.821 | -90.285 | 78.26 |
| Illinois State Police | Troop 5 - Bloomington | 40.682 | -88.213 | 66.02 |
| Illinois State Police | Troop 6 - Springfield | 39.941 | -89.71 | 54.52 |
| Illinois State Police | Troop 7 - Champaign | 39.91 | -88.379 | 63 |
| Illinois State Police | Troop 8 - Collinsville (Metro East) | 38.912 | -89.64 | 78.78 |
| Illinois State Police | Troop 9 - Effingham | 38.588 | -88.17 | 72.1 |
| Illinois State Police | Troop 10 - Carbondale | 37.791 | -88.961 | 65 |
| Illinois State Police | Troop 15 - Tollway (Downers Grove) | 41.85008 | -88.59832 | 57 |
| Illinois State Police | Department of Criminal Investigations - DCI | 39.70719 | -89.05518 | 225 |
| Illinois State Police | (Former) District 1 - Sterling | 41.90637 | -89.63196 | 40 |
| Illinois State Police | (Former) District 2 - Elgin | 42.03725 | -88.28119 | 45 |
| Illinois State Police | (Former) District Chicago | 41.85003 | -87.65005 | 45 |
| Illinois State Police | (Former) District 5 - Joliet | 41.52503 | -88.08173 | 45 |
| Illinois State Police | (Former) District 6 - Pontiac | 40.59727 | -88.7915 | 46 |
| Illinois State Police | (Former) District 7 - East Moline | 41.50087 | -90.4443 | 45 |
| Illinois State Police | (Former) District 8 - Peoria | 40.77225 | -89.44231 | 29 |
| Illinois State Police | (Former) District 9 - Springfield | 39.79166 | -89.6814 | 45 |
| Illinois State Police | (Former) District 10 - Pesotum | 39.63108 | -88.47839 | 45 |
| Illinois State Police | (Former) District 11 - Collinsville | 38.54817 | -90.06867 | 40 |
| Illinois State Police | (Former) District 12 - Effingham | 39.12004 | -88.54338 | 45 |
| Illinois State Police | (Former) District 13 - DuQuoin | 38.01144 | -89.23619 | 45 |
| Illinois State Police | (Former) District 14 - Macomb | 40.45921 | -90.6718 | 45 |
| Illinois State Police | (Former) District 16 - Rockford | 42.347 | -89.58514 | 58 |
| Illinois State Police | (Former) District 17 - LaSalle | 41.33337 | -89.09175 | 45 |
| Illinois State Police | (Former) District 18 - Litchfield | 39.29605 | -90.01648 | 45 |
| Illinois State Police | (Former) District 19 - Carmi | 38.09088 | -88.15865 | 45 |
| Illinois State Police | (Former) District 20 - Pittsfield | 39.60783 | -90.80513 | 45 |
| Illinois State Police | (Former) District 21 - Ashkum | 40.88031 | -87.95504 | 45 |
| Illinois State Police | (Former) District 22 - Ullin | 37.27699 | -89.18341 | 45 |
| Illinois State Police | (Former) District 25 - TRT - Tactical Response Team | 38.67033 | -89.98455 | 45 |
| Illinois State Police | Illinois Public Safety Agency Network | 39.70719 | -89.05518 | 225 |
| Other Law Enforcement | Illinois Department of Natural Resources | 39.70719 | -89.05518 | 225 |
| Other Law Enforcement | Secretary of State Police (ISSP) | 39.70719 | -89.05518 | 225 |
