This system is deprecated, and may no longer be in use or is superseded by another system.
| Site | Name | County | Lat | Lon | Range | Updated |
|---|---|---|---|---|---|---|
| 001 (1) | Springfield (Identified LCN) | Sangamon | 39.80117 | -89.65067 | 30 | 2008-12-16 |
| 004 (4) | Godfrey | Madison | 38.9195 | -90.20872 | 25 | 2015-03-10 |
| 005 (5) | Jerseyville (Identified LCN) | Jersey | 39.09756 | -90.36594 | 25 | 2015-06-09 |
| 102 (66) | Decatur (Unidentified LCN) | Macon | 39.86892 | -88.95647 | 21 | 2008-12-16 |
| 103 (67) | Effingham (Unidentified LCN) | Effingham | 39.14167 | -88.56 | 21 | 2008-12-16 |