| Illinois Statewide Interoperability Template (SWIT) | Statewide | 39.81 | -89.245 | 202.25 |
| Illinois Emergency Management Agency | Statewide | 39.81 | -89.245 | 202.25 |
| ISP - Zone 1 - North Region | Statewide | 41.05253 | -89.05036 | 128 |
| ISP - Zone 2 - Central Region | Statewide | 39.70719 | -89.05518 | 125 |
| ISP - Zone 3 - South Region | Statewide | 38.56535 | -88.96729 | 110 |
| Illinois Department of Corrections (IDOC) - Statewide | Statewide | 39.81 | -89.245 | 225 |
| Central Management Services (CMS) | Statewide | 39.81 | -89.245 | 202.25 |
| IDNR Region 1 (Illinois Department of Natural Resources) | Statewide | 41.53325 | -89.84619 | 75 |
| IDNR - Region 2 | Statewide | 41.73443 | -88.04443 | 55 |
| IDNR - Region 3 | Statewide | 40.12849 | -88.41797 | 74 |
| IDNR Region 4 (Illinois Department of Natural Resources) | Statewide | 38.89958 | -90.5603 | 115 |
| IDNR Region 5 (Illinois Department of Natural Resources) | Statewide | 38.3158 | -88.67065 | 85 |
| ISP Training Academy | Statewide | 39.80172 | -89.64371 | 25 |
| ISP - Statewide | Statewide | 39.81 | -89.245 | 202.25 |
| (Former) ISP District 1 - Sterling | Statewide | 41.90637 | -89.63196 | 40 |
| (Former) ISP District 2 - Elgin | Statewide | 42.06792 | -88.38675 | 42 |
| (Former) ISP District Chicago | Statewide | 41.8064 | -87.87863 | 30.4 |
| (Former) ISP District 5 - Joliet | Statewide | 41.41728 | -88.12774 | 32.5 |
| (Former) ISP District 6 - Pontiac | Statewide | 40.61008 | -88.77147 | 44 |
| (Former) ISP District 7 - East Moline | Statewide | 41.21334 | -90.35818 | 40 |
| (Former) ISP District 8 - Peoria | Statewide | 40.8092 | -89.50468 | 35.5 |
| (Former) ISP District 9 - Springfield | Statewide | 39.7814 | -89.69912 | 48 |
| (Former) ISP District 10 - Pesotum | Statewide | 39.90672 | -88.40648 | 61.5 |
| (Former) ISP District 11 - Collinsville | Statewide | 38.5885 | -89.77728 | 41.5 |
| (Former) ISP District 12 - Effingham | Statewide | 38.95143 | -88.31158 | 55.5 |
| (Former) ISP District 13 - DuQuoin | Statewide | 38.02768 | -89.35817 | 47 |
| (Former) ISP District 14 - Macomb | Statewide | 40.4659 | -90.70949 | 45.5 |
| ISP Troop 15 - Tollway | Statewide | 41.90139 | -88.55479 | 57 |
| (Former) ISP District 16 - Rockford | Statewide | 42.35557 | -89.6729 | 51.5 |
| (Former) ISP District 17 - LaSalle | Statewide | 41.37842 | -89.20599 | 37 |
| (Former) ISP District 18 - Litchfield | Statewide | 39.25367 | -90.04756 | 49 |
| (Former) ISP District 19 - Carmi | Statewide | 38.10276 | -88.21722 | 44.5 |
| (Former) ISP District 20 - Pittsfield | Statewide | 39.89527 | -90.86417 | 40 |
| (Former) ISP District 21 - Ashkum | Statewide | 40.84734 | -87.983 | 40 |
| (Former) ISP District 22 - Ullin | Statewide | 37.49455 | -88.80293 | 40.7 |
| Secretary of State Police - Statewide | Statewide | 39.81 | -89.245 | 202.25 |
| Secretary of State Police - District 1 | Statewide | 41.854 | -87.619 | 87.15 |
| Secretary of State Police - District 3 | Statewide | 39.919 | -89.249 | 95.23 |
| Boone County | Boone | 42.33335 | -88.81677 | 15 |
| DuPage County - Sheriff | DuPage | 41.85931 | -88.08546 | 13 |
| Henry County | Henry | 41.35004 | -90.15012 | 20 |
| Lee County | Lee | 41.75059 | -89.28343 | 22 |
| McHenry County - Law Enforcement | McHenry | 42.32809 | -88.43994 | 20 |
| McLean County - Law Enforcement | McLean | 40.50127 | -88.86566 | 30 |
| Madison County - Sheriff / Government | Madison | 38.81403 | -89.93958 | 22 |
| Ogle County | Ogle | 42.03336 | -89.31677 | 23 |
| Will County | Will | 41.4489 | -87.92084 | 30 |
| Argonne National Laboratory (Lemont) | DuPage | 41.718 | -87.982 | 1.56 |
| Mid-America Airport (Mascoutah) | St. Clair | 38.49033 | -89.79315 | 10 |
| Motorola Installation / Testing | Statewide | 39.81 | -89.245 | 202.25 |
| IDOT District 8 - Collinsville | Statewide | 38.66414 | -89.9764 | 72 |
| AmerenIllinois | Statewide | 39.81 | -89.245 | 202.25 |
| AmerenMissouri (UE-St. Louis / Alton) | Statewide | 39.81 | -89.245 | 202.25 |
| St. Clair County - MECOMM | St. Clair | 38.574 | -89.942 | 8 |
| St. Clair County - CENCOM / Sheriff | St. Clair | 38.446 | -89.939 | 20.6 |
| St. Clair County - Government | St. Clair | 38.446 | -89.939 | 20.6 |
| Illinois Department of Revenue | Statewide | 39.81 | -89.245 | 202.25 |
| State Fire Marshal Office (OSFM) | Statewide | 39.81 | -89.245 | 202.25 |
| IDOT Statewide/Zonewide | Statewide | 39.81 | -89.245 | 202.25 |
| St. Clair County - Belleville PSAP (*) | St. Clair | 38.382 | -89.837 | 13.86 |
| Bond County | Bond | 38.887 | -89.428 | 14 |
| Macon County | Macon | 39.86337 | -88.96729 | 17.1 |
| Illinois Department of Public Health (IDPH) | Statewide | 39.81 | -89.245 | 202.25 |
| Winnebago County | Winnebago | 42.35002 | -89.18344 | 20 |
| Sangamon County - Sheriff/Law | Sangamon | 39.80172 | -89.64371 | 25 |
| IDOT District 1 - Schaumburg | Statewide | 41.88544 | -88.1449 | 51.5 |
| Illinois Toll Highway Authority | Statewide | 41.85008 | -88.59832 | 57 |
| Sangamon County - Springfield | Sangamon | 39.79166 | -89.64569 | 10 |
| Clinton County | Clinton | 38.59541 | -89.42322 | 18.85 |
| Cook County | Cook | 41.83478 | -87.7945 | 34.15 |
| Stephenson County | Stephenson | 42.35002 | -89.66678 | 17.17 |
| Knox County | Knox | 40.94049 | -90.21973 | 20.32 |
| Central Illinois Regional Emergency Network (CIREN) | Sangamon | 39.80172 | -89.64371 | 100 |
| Mutual Aid Box Alarm System (MABAS) | Statewide | 39.81 | -89.245 | 202.25 |
| DeKalb County | DeKalb | 41.91454 | -88.76953 | 25 |
| Champaign County (MDICE) | Champaign | 39.70719 | -89.05518 | 25 |
| Burlington Northern Santa Fe Railway Police | Statewide | 41.856 | -87.9 | 29.2 |
| Fayette County | Fayette | 38.9829 | -89.02222 | 22.4 |
| Illinois Attorney General's Office | Statewide | 39.81 | -89.245 | 202.25 |
| Lake County | Lake | 42.33215 | -87.97852 | 13.5 |
| Cook County Sheriff | Cook | 41.91454 | -87.68189 | 33 |
| Effingham County | Effingham | 39.063 | -88.578 | 15.99 |
| Madison County - Collinsville/Other Municipalities | Madison | 38.818 | -89.897 | 20.02 |
| Illinois Environmental Protection Agency (IEPA) | Statewide | 39.81 | -89.245 | 202.25 |
| Monroe County | Monroe | 38.301 | -90.169 | 15.88 |
| Secretary of State Police - District 2 | Statewide | 41.919 | -89.776 | 62.21 |
| Will County - Joliet | Will | 41.51503 | -88.12327 | 5 |
| RTA Pace Suburban Bus Service | Statewide | 41.93064 | -88.10349 | 43 |
| Metra Commuter Rail Police | Statewide | 41.91917 | -88.10284 | 50 |
| Cook County - Northwest Central Dispatch | Cook | 42.05147 | -87.91072 | 25 |
| IDOC - Pontiac Correctional Center (K5-Pontiac) | Livingston | 40.872 | -88.63 | 1.6 |
| Vermilion County | Vermilion | 40.187 | -87.741 | 24.53 |
| Washington County | Washington | 38.624 | -89.447 | 19.04 |
| La Salle County | La Salle | 41.323 | -88.914 | 28.46 |
| Medical / Aero-Medical - Statewide | Statewide | 39.81 | -89.245 | 202.25 |
| De Witt County | De Witt | 40.173 | -88.865 | 17 |
| Prairie Shield Regional Alliance (Rockford Metro) | Statewide | 42.201 | -89.339 | 40 |
| IDOC - Stateville Correctional Center (Crest Hill) | Will | 41.57953 | -88.09906 | 1 |
| Clark County | Clark | 39.336 | -87.783 | 16.31 |
| Kane County | Kane | 41.89225 | -88.4723 | 20 |
| Jefferson County | Jefferson | 38.296 | -88.914 | 18.54 |
| IDOT District 2 - Dixon | Statewide | 41.8461 | -89.82019 | 73 |
| IDOT District 3 - Ottawa | Statewide | 41.22467 | -88.5368 | 73 |
| IDOT District 4 - Peoria | Statewide | 40.78321 | -90.11991 | 63 |
| IDOT District 5 - Paris | Statewide | 40.07023 | -88.34454 | 61 |
| IDOT District 6 - Springfield | Statewide | 39.83128 | -90.2799 | 78 |
| IDOT District 7 - Effingham | Statewide | 39.20729 | -88.41046 | 71 |
| IDOT District 9 - Carbondale | Statewide | 37.77195 | -88.85417 | 59 |
| Macon County - Decatur | Macon | 39.837 | -88.931 | 6.5 |
| DuPage County - DuPage Public Safety Communications (DU-COMM) | DuPage | 41.85931 | -88.08546 | 13 |
| DuPage County - Miscellaneous | DuPage | 41.85931 | -88.08546 | 13 |
| DuPage County - Fire | DuPage | 41.85931 | -88.08546 | 13 |
| DuPage County - Local | DuPage | 41.85931 | -88.08546 | 13 |
| DuPage County - Police | DuPage | 41.85931 | -88.08546 | 13 |
| DuPage County | DuPage | 41.85931 | -88.08546 | 13 |
| McLean County - Schools Unit 5 | McLean | 40.50127 | -88.86566 | 30 |
| McLean County - Bloomington | McLean | 40.4842 | -88.99369 | 4 |
| McLean County - Normal | McLean | 40.5142 | -88.99063 | 4 |
| McLean County - Government | McLean | 40.50127 | -88.86566 | 30 |
| McHenry County - Fire/EMS | McHenry | 42.32809 | -88.43994 | 20 |
| McHenry County - Government | McHenry | 42.32809 | -88.43994 | 20 |
| Ford County | Ford | 40.5728 | -88.2182 | 40 |
| Carroll County | Carroll | 42.05976 | -90.00723 | 18.9 |
| Warren County | Warren | 40.862 | -90.611 | 20 |
| Brown County | Brown | 39.96672 | -90.73346 | 13 |
| Kane County - Elgin | Kane | 42.04279 | -88.32611 | 4.5 |
| IDOC - Kewanee Life Skills Re-Entry Center | Henry | 41.25531 | -89.89289 | 1 |
| Canadian National Railway Police | Statewide | 39.81 | -89.245 | 202.25 |
| Livingston County | Livingston | 40.895 | -88.546 | 26.4 |
| MUSCOM - Muscatine, IA | Muscatine | 41.46612 | -91.05904 | 11 |
| Illinois National Guard | Statewide | 39.81 | -89.245 | 202.25 |
| IDOC - Dixon Correctional Center (Dixon) | Lee | 41.87356 | -89.48336 | 1 |
| Grundy County | Grundy | 41.29131 | -88.41912 | 15.1 |
| Peoria County | Peoria | 40.78796 | -89.74681 | 20 |
| Will County - WESCOM | Will | 41.42253 | -87.98589 | 30 |
| Hancock County | Hancock | 40.391 | -91.185 | 21.52 |
| Douglas County | Douglas | 39.773 | -88.211 | 16.79 |
| Illinois Supreme Court | Statewide | 39.81 | -89.245 | 202.25 |
| Woodford County | Woodford | 40.80477 | -89.19963 | 20 |
| St. Clair County - CENCOM | St. Clair | 38.446 | -89.939 | 22 |
| St. Clair County - CENCOM West | St. Clair | 38.586 | -90.127 | 6.28 |
| Fulton County | Fulton | 40.446 | -90.203 | 22.86 |
| Canadian Pacific Railway Police | Statewide | 42.03364 | -88.93565 | 70 |
| Kane County - Tri-Com 911 Central Dispatch | Kane | 41.95003 | -88.43341 | 18 |
| Menard County | Menard | 40.032 | -89.785 | 14.49 |
| DuPage County - Addison Consolidated Dispatch Center (ACDC) | DuPage | 41.84874 | -87.99176 | 11.5 |
| Logan County | Logan | 40.118 | -89.377 | 18.88 |
| Tazewell County | Tazewell | 40.53337 | -89.5501 | 21.21 |
| Cook County - Oak Lawn Regional Emergency Communications | Cook | 39.81 | -89.245 | 202.25 |
| Cook County - Municipal Consolidated Dispatch | Cook | 39.81 | -89.245 | 202.25 |
| McLean County Fire | McLean | 40.47198 | -88.80646 | 28 |
| Prairie Power Incorporated (PPI) | Statewide | 40.03933 | -89.35319 | 125 |
| Cook County - Lyons Township Area Communications Center (LTACC) | Cook | 41.80286 | -87.87903 | 3.5 |
| Kankakee County | Kankakee | 41.137 | -87.853 | 23.46 |
| McHenry County - NERCOM | McHenry | 42.33827 | -88.4539 | 18 |
| McHenry County - SEECOM | McHenry | 42.33304 | -88.44442 | 18 |
| Norfolk Southern Railroad | Statewide | 39.451 | -89.138 | 96.97 |
| Jasper County | Jasper | 38.99088 | -88.16254 | 16 |
| McLean County - Bloomington Government | McLean | 40.469 | -88.983 | 5 |
| Whiteside County | Whiteside | 41.765 | -89.912 | 18.68 |
| Henderson County | Henderson | 40.844 | -91.006 | 19 |
| Kane County - QuadCom 911 | Kane | 42.10605 | -88.3062 | 10 |
| Kane County - Elgin Community College | Kane | 42.03725 | -88.28119 | 10 |
| MedStar EMS (MetroEast) | Statewide | 38.472 | -89.861 | 44.34 |
| Cook County - NORCOMM 911 Consolidated Dispatch Center | Cook | 41.92071 | -87.82495 | 12 |
| St. Clair County - Countywide | St. Clair | 38.446 | -89.939 | -89.94 |
| St. Clair County - Law | St. Clair | 38.446 | -89.939 | -89.94 |
| St. Clair County - CENCOM East | St. Clair | 38.427 | -89.792 | 15.7 |
| Stark County | Stark | 41.089 | -89.799 | 12.88 |
| Terminal Railroad Association of St. Louis Police | Statewide | 39.81 | -89.245 | 202.25 |
| Kane County - Aurora | Kane | 41.76058 | -88.32007 | 5 |
| CSX Railroad Police | Statewide | 39.81 | -89.245 | 202.25 |
| Adams County | Adams | 40.004 | -91.189 | 23.63 |
| Illinois Law Enforcement Alarm System (ILEAS) | Statewide | 39.81 | -89.245 | 202.25 |
| ISP Troop 1 - Rockford | Statewide | 42.114 | -89.686 | 59.32 |
| ISP Troop 2 - Moline | Statewide | 41.435 | -89.736 | 70.97 |
| ISP Troop 3 - Chicago | Statewide | 41.856 | -88.259 | 60 |
| ISP Troop 4 - Peoria | Statewide | 40.821 | -90.285 | 78.26 |
| ISP Troop 5 - Bloomington | Statewide | 40.682 | -88.213 | 66.02 |
| ISP Troop 6 - Springfield | Statewide | 39.941 | -89.71 | 54.52 |
| ISP Troop 7 - Champaign | Statewide | 39.91 | -88.379 | 63 |
| ISP Troop 9 - Effingham | Statewide | 38.588 | -88.17 | 72.07 |
| ISP Troop 10 - Carbondale | Statewide | 37.791 | -88.961 | 65 |
| ISP Troop 8 - Collinsville/Metro East | Statewide | 38.912 | -89.64 | 78.78 |
| Mason County | Mason | 40.23761 | -89.97253 | 22 |
| Schuyler County | Schuyler | 40.169 | -90.58 | 20.2 |
| Randolph County | Randolph | 38.03511 | -89.85169 | 19 |
| Richland County | Richland | 38.71671 | -88.10004 | 14 |
| System Assigned ISSI Patch | Statewide | 39.81 | -89.245 | 202.25 |
| Madison County Fire | Madison | 38.81831 | -89.95606 | 21 |
| Madison County EMA / Interop | Madison | 38.81831 | -89.95606 | 21 |
| Madison County - Edwardsville/SIUE | Madison | 38.804 | -89.951 | 3.61 |
| Madison County - Glen Carbon/Maryville/Troy (S Central) | Madison | 38.714 | -89.909 | 7.73 |
| Madison County - Southwest | Madison | 38.719 | -90.128 | 5 |
| Homeland Security | Statewide | 39.81 | -89.245 | 202.25 |
| ISP - Task Forces | Statewide | 39.81 | -89.245 | 202.25 |
| Sangamon County - Fire/EMS/EMA | Sangamon | 39.771 | -89.61 | 24.24 |
| Peoria Co-Peoria (City) | Peoria | 40.724 | -89.599 | 5.19 |
| Whiteside County - Twincom | Whiteside | 41.789 | -89.7 | 5 |
| Kankakee County Fire | Kankakee | 0 | 0 | 0 |
| Kankakee County - Kankakee (City) | Kankakee | 0 | 0 | 0 |
| Kankakee County - Municipal | Kankakee | 0 | 0 | 0 |
| Cass County | Cass | 39.98659 | -90.26917 | 18 |
