| Frequency | System | FleetID | User | City | State | Sys_Type | Notes | Additional Notes |
| 866.10000 | South Simulcast | Cook County | IL | Motorola Type II SmartZone | ** | ** | ||
| 866.15000 | South Simulcast | Cook County | IL | Motorola Type II SmartZone | ** | ** | ||
| 866.28750 | South Simulcast | Cook County | IL | Motorola Type II SmartZone | ** | ** | ||
| 866.31250 | South Simulcast | Cook County | IL | Motorola Type II SmartZone | ** | ** | ||
| 866.70000 | South Simulcast | Cook County | IL | Motorola Type II SmartZone | ** | ** | ||
| 867.23750 | South Simulcast | Cook County | IL | Motorola Type II SmartZone | ** | ** | ||
| 867.26250 | South Simulcast | ****COOK COUNTY SHERIFF TALKGR**** | Cook County | IL | Motorola Type II SmartZone | ** | ** | |
| 867.61250 | South Simulcast | ****COOK COUNTY CORRECTIONS TALKGR**** | Cook County | IL | Motorola Type II SmartZone | ** | ** | |
| 868.50000 | South Simulcast | 1616 | DIVISION 1 DIVISION 1 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 868.52500 | South Simulcast | 1648 | DIVISION 2 DIVISION 2 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 868.77500 | South Simulcast | 1680 | RECEIVING RECEIVING ROOM LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.12500 | North Simulcast | 1712 | DIVISION 4 DIVISION 4 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.17500 | North Simulcast | 1744 | DIVISION 5 DIVISION 5 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.61250 | North Simulcast | 1776 | DIVISION 6 DIVISION 6 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.72500 | North Simulcast | 1808 | CRMK EMS/JAN CERMAK EMS / JANITORS LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.05000 | North Simulcast | 1840 | DIVISION 3/8 DIVISION 3 & 8 (D.W.J.S) LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.21250 | North Simulcast | 1872 | DIVISION 9 DIVISION 9 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.28750 | North Simulcast | 1904 | BC&D; 10 BUILDING CONTROL & DIVISION 10 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.56250 | North Simulcast | 1936 | DIVISION 11 DIVISION 11 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 868.13750 | North Simulcast | 2000 | CCDC EXP OP CCDC EXTERNAL OP'S 1 & 2 SIMULCAST OF TG 2000 & 2032 SYSID 4034 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 868.26250 | North Simulcast | 2032 | CCDC EXT OP CCDC EXTERNAL OPERATIONS 2 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.20000 | Northfield | 2064 | KTCH/SANIT CENTRAL KITCHEN/SANITATION LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.33750 | Northfield | 2096 | RR SUPPORT SUPPORT (RADIO ROOM) LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.75000 | Schaumburg | 2128 | JAIL TAC 1A JAIL TACTICAL 1A LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.16250 | Schaumburg | 2160 | JAIL TAC 2A JAIL TACTICAL 2A LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.22500 | Skokie | 2192 | JAIL TAC 3A JAIL TACTICAL 3A LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.18750 | Skokie | 2224 | JAIL TAC 4A JAIL TACTICAL 4A LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.08750 | La Grange Park | 2288 | SORT 1 SORT 1 (3600-UNITS) LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 868.73750 | La Grange Park | 2320 | COMMANDPOST COMMAND POST LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 868.06250 | Oak Forest | 2384 | SIMULCAST SIMULCAST ON ALL TALK GROUPS ???????? LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 868.68750 | Oak Forest | 2512 | BTCMP DIV12 BOOT CAMP DIVISION 12 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.13750 | Jail/Courthouse Simulcast | 2544 | JAIL/CUSTOD JANITORS/CUSTODIANS LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.26250 | Jail/Courthouse Simulcast | 2576 | MAINT 1 MAINTENANCE 1 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.28750 | Jail/Courthouse Simulcast | 2608 | MAINT 2 MAINTENANCE 2 LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.57500 | Jail/Courthouse Simulcast | 2736 | DSCI 2736 DCSI LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 866.82500 | Jail/Courthouse Simulcast | 2800 | DSCI 2800 DCSI LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.13750 | Jail/Courthouse Simulcast | 2832 | DSCI 2832 DCSI LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.71250 | Jail/Courthouse Simulcast | 3472 | CCSD CONTROL COURT SERVICES DEPARTMENT LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.80000 | Jail/Courthouse Simulcast | 3536 | COURT 26/CAL 26TH & CALIFORNIA COURTS LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 867.85000 | Jail/Courthouse Simulcast | 3728 | JDC JUVENILE DETENTION CENTER LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 868.23750 | Jail/Courthouse Simulcast | 40816 | CORRECTIONS (PARTIALLY ENCRYPTED) LAW TAC | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 868.58750 | Jail/Courthouse Simulcast | Cook County | IL | Motorola Type II SmartZone | ** | ** | ||
| 868.61250 | Jail/Courthouse Simulcast | ****COOK COUNTY SERVICES TALKGR**** | Cook County | IL | Motorola Type II SmartZone | ** | ** | |
| 868.83750 | Jail/Courthouse Simulcast | 16 | RADIO TECH RADIO TECHNICIANS OTHER | Cook County | IL | Motorola Type II SmartZone | ** | ** |
| 16400 | RADIOTECH RADIO TECHNICIANS OTHER | ** | ** |