| Category Name | County | Lat | Lon | Range |
|---|---|---|---|---|
| Law Dispatch | Lake | 41.447 | -87.387 | 21.21 |
| Fire/EMS | Lake | 41.447 | -87.387 | 21.21 |
| East Chicago | Lake | 0 | 0 | 0 |
| Gary | Lake | 0 | 0 | 0 |
| Hammond | Lake | 0 | 0 | 25 |
| Merrillville | Lake | 0 | 0 | 25 |
| Cedar Lake | Lake | 0 | 0 | 25 |
| Crown Point | Lake | 0 | 0 | 4 |
| Dyer | Lake | 41.4942 | -87.52171 | 2 |
| Griffith | Lake | 41.52837 | -87.42365 | 2 |
| Highland | Lake | 0 | 0 | 0 |
| Hobart | Lake | 41.53226 | -87.25504 | 3 |
| Lake Dale | Lake | 0 | 0 | 0 |
| Lake Hills | Lake | 0 | 0 | 0 |
| Lake Ridge | Lake | 0 | 0 | 0 |
| Lake Station | Lake | 41.57504 | -87.23892 | 2 |
| Lake of Four Seasons | Lake | 0 | 0 | 25 |
| Lowell | Lake | 0 | 0 | 25 |
| Munster | Lake | 0 | 0 | 25 |
| New Chicago | Lake | 0 | 0 | 25 |
| Schererville | Lake | 0 | 0 | 25 |
| Schneider | Lake | 0 | 0 | 0 |
| Shelby | Lake | 0 | 0 | 25 |
| St. John | Lake | 0 | 0 | 25 |
| Whiting | Lake | 0 | 0 | 25 |
| Amoco BP | Lake | 41.447 | -87.387 | 21.21 |
| Prompt EMS | Lake | 41.447 | -87.387 | 21.21 |
| Winfield | Lake | 0 | 0 | 25 |
| Law Operations | Lake | 41.447 | -87.387 | 21.21 |
| Emergency Management | Lake | 41.447 | -87.387 | 21.21 |
| Countywide Tac | Lake | 41.447 | -87.387 | 21.21 |
| Schools | Lake | 41.447 | -87.387 | 21.21 |
| County Law | Lake | 41.447 | -87.387 | 21.21 |
| NICTD Transit | Lake | 41.447 | -87.387 | 21.21 |
| County Government | Lake | 41.447 | -87.387 | 21.21 |
