| 1 | 001 | DE | CE Ops 1 | Operations | Deprecated |
| 2 | 002 | DE | CE Ops 2 | Operations | Deprecated |
| 22 | 016 | DE | CE Ops 22 | Operations | Deprecated |
| 42 | 02a | DE | CE Ops 42 | Operations | Deprecated |
| 62 | 03e | DE | CE Ops 62 | Operations | Deprecated |
| 82 | 052 | DE | CE Ops 82 | Operations | Deprecated |
| 102 | 066 | DE | CE Ops 102 | Operations | Deprecated |
| 108 | 06c | D | CE Ops 108 | Operations | Deprecated |
| 122 | 07a | DE | CE Ops 122 | Operations | Deprecated |
| 124 | 07c | DE | CE Ops 124 | Operations - Winnebago County | Deprecated |
| 502 | 1f6 | DE | CE Ops 502 | Operations | Deprecated |
| 522 | 20a | DE | CE Ops 522 | Operations | Deprecated |
| 542 | 21e | DE | CE Ops 542 | Operations | Deprecated |
| 562 | 232 | DE | CE Ops 562 | Operations - Winnebago County | Deprecated |
| 564 | 234 | DE | CE Ops 564 | Operations - Winnebago/Ogle towers | Deprecated |
| 602 | 25a | DE | CE Ops 602 | Operations | Deprecated |
| 1002 | 3ea | DE | CE Ops 1002 | Operations - Site 102 | Deprecated |
| 1022 | 3fe | DE | CE Ops 1022 | Operations - Site 3 | Deprecated |
| 1024 | 400 | DE | CE Ops 1024 | Operations | Deprecated |
| 1042 | 412 | DE | CE Ops 1042 | Operations - Site 3 | Deprecated |
| 1062 | 426 | DE | CE Ops 1062 | Operations - Site 102 | Deprecated |
| 1501 | 5dd | DE | CE Ops 1501 | Operations - Site 102 | Deprecated |
| 1543 | 607 | DE | CE Ops 1543 | Operations - Site 102 | Deprecated |
| 2021 | 7e5 | DE | Aurora | Aurora | Utilities |
| 2036 | 7f4 | DE | Crystal Lake | Crystal Lake | Utilities |
| 2052 | 804 | DE | DeKalb | DeKalb | Utilities |
| 2068 | 814 | DE | Dixon | Dixon | Utilities |
| 2084 | 824 | DE | Elgin | Elgin | Utilities |
| 2100 | 834 | DE | Freeport | Freeport | Utilities |
| 2116 | 844 | DE | Rockford | Rockford | Utilities |
| 2134 | 856 | DE | Bolingbrook | Bolingbrook | Utilities |
| 2150 | 866 | DE | Crestwood | Crestwood | Utilities |
| 2166 | 876 | DE | Cook Ops 2166 | Operations | Utilities |
| 2182 | 886 | DE | Joliet | Joliet | Utilities |
| 2198 | 896 | DE | CE Ops 2198 | Operations 2198 | Utilities |
| 2214 | 8a6 | DE | University Park | University Park | Utilities |
| 2231 | 8b7 | DE | Cook Ops 2231 | Operations 2231 | Utilities |
| 2247 | 8c7 | DE | Libertyville | Libertyville | Utilities |
| 2250 | 8ca | DE | Libertyville 3 | Libertyville 3 | Utilities |
| 2263 | 8d7 | DE | Mt Prospect | Mount Prospect | Utilities |
| 2279 | 8e7 | DE | HP | HP | Utilities |
| 2296 | 8f8 | DE | Maywood | Maywood | Utilities |
| 2297 | 8f9 | DE | Maywood 2 | Maywood 2 | Utilities |
| 2328 | 918 | DE | Cook Ops 2328 | Operations 2328 | Utilities |
