| Frequency | System | FleetID | User | City | State | Sys_Type | Notes | Additional Notes |
| 854.98750 | Primary | Decatur | IL | Motorola Type II Smartnet | ** | ** | ||
| 855.23750 | Primary | ****MACON COUNTY SHERIFF TALKGR**** | Decatur | IL | Motorola Type II Smartnet | ** | ** | |
| 855.48750 | Primary | 1840 | MCS INVEST. INVESTIGATIONS LAW TAC | Decatur | IL | Motorola Type II Smartnet | ** | ** |
| 855.73750 | Primary | 1872 | MCS DISPATCH DISPATCH LAW DISPATCH | Decatur | IL | Motorola Type II Smartnet | ** | ** |
| 855.98750 | Primary | 1904 | MCS INFO INFORMATION LAW TALK | Decatur | IL | Motorola Type II Smartnet | ** | ** |
| 856.26250 | Primary | 1936 | MCS C2C CAR-TO-CAR LAW TALK | Decatur | IL | Motorola Type II Smartnet | ** | ** |
| 859.26250 | Primary | Decatur | IL | Motorola Type II Smartnet | ** | ** | ||
| 860.26250 | Primary | ****DECATUR POLICE DEPARTMENT TALKGR**** | Decatur | IL | Motorola Type II Smartnet | ** | ** | |
| 860.46250 | Primary | Decatur | IL | Motorola Type II Smartnet | ** | ** | ||
| 432 | DPD METER PARKING METER PATROLS LAW TAC | ** | ** | |||||
| 976 | DPD DISPATCH DISPATCH LAW DISPATCH | ** | ** | |||||
| 1008 | DPD INFO INFORMATION LAW TAC | ** | ** | |||||
| 1040 | DPD F3 C2C CHANNEL 3: CAR-TO-CAR LAW TALK | ** | ** | |||||
| 1072 | DPD COMMAND COMMAND LAW TAC | ** | ** | |||||
| 1136 | DPD EVENTS1 EVENTS 1 LAW TAC | ** | ** | |||||
| 1168 | DPD EVENTS2 EVENTS 2 LAW TAC | ** | ** | |||||
| 1200 | DPD EVENTS3 EVENTS 3 LAW TAC | ** | ** | |||||
| 1232 | DPD OP1 OP CHANNEL 1 LAW TAC | ** | ** | |||||
| 1264 | DPD OP2 OP CHANNEL 2 LAW TAC | ** | ** | |||||
| 1296 | DPD OP3 OP CHANNEL 3 LAW TAC | ** | ** | |||||
| 1328 | DPD OP4 OP CHANNEL 4 LAW TAC | ** | ** | |||||
| 1360 | DPD ERT EMERGENCY RESPONSE TEAM LAW TAC | ** | ** | |||||
| 1392 | DPD ADMIN ADMINISTRATION LAW TAC | ** | ** | |||||
| 1424 | DPD NARCOTIC NARTCOTICS LAW TAC | ** | ** | |||||
| 1456 | DPD TACTICAL TACTICAL CHANNEL LAW TAC | ** | ** | |||||
| 1520 | DPD DETECTIV DETECTIVE LAW TAC | ** | ** | |||||
| ** | ** | |||||||
| ****MT ZION POLICE TALKGR**** | ** | ** | ||||||
| 1808 | OPERATIONS | ** | ** | |||||
| ** | ** | |||||||
| ****DECATUR FIRE DEPARTMENT TALKGR**** | ** | ** | ||||||
| 16 | DFD DISPATCH DISPATCH FIRE DISPATCH | ** | ** | |||||
| 496 | DFD FG1 FIREGROUND 1 FIRE-TAC | ** | ** | |||||
| 528 | DFD FG2 FIREGROUND 2 FIRE-TAC | ** | ** | |||||
| 560 | DFD TRANING TRAINING FIRE-TAC | ** | ** | |||||
| 592 | DFD INSPECT. INSPECTION FIRE-TAC | ** | ** | |||||
| 624 | DFD ADMIN ADMINISTRATION FIRE-TALK | ** | ** | |||||
| 1648 | DFD ANNOUNCE ANNOUNCEMENT | ** | ** | |||||
| ** | ** | |||||||
| ****DECATUR EMS TALKGR**** | ** | ** | ||||||
| 28144 | DEMS OPS3 OPS CHANNEL 3 | ** | ** | |||||
| 30480 | DEMS OPS2 OPS CHANNEL 2 | ** | ** | |||||
| 30512 | DEMS OPS1 OPS CHANNEL 1 | ** | ** | |||||
| ** | ** | |||||||
| ****MACON COUNTY EMERGENCY MANAGEMENT TALKGR**** | ** | ** | ||||||
| 1488 | MEMA 911 CH. CITY 911 CHANNEL EMERGENCY OPS | ** | ** | |||||
| 1680 | MEMA OPS OPERATIONS EMERGENCY OPS | ** | ** | |||||
| 1712 | MEMA LE PATC PATCH TO LAW ENFORCEMENT INTEROP | ** | ** | |||||
| 1744 | MEMA ADMIN ADMINISTRATION EMERGENCY OPS | ** | ** | |||||
| 1776 | MEMA SIREN SIREN DATA DATA | ** | ** | |||||
| ** | ** | |||||||
| ****DECATUR PUBLIC WORKS TALKGR**** | ** | ** | ||||||
| 48 | COMMUNITY DEVELOPMENT DISPATCH PUBLIC WORKS | ** | ** | |||||
| 80 | NORTH & SOUTH WATER TREATMENT PLANTS PUBLIC WORKS | ** | ** | |||||
| 112 | STREET & SEWER DISPATCH PUBLIC WORKS | ** | ** | |||||
| 144 | ENGINEERING DISPATCH PUBLIC WORKS | ** | ** | |||||
| 176 | VEHICLE MAINTENANCE PUBLIC WORKS | ** | ** | |||||
| 208 | WATER DISTRIBUTION & CUSTOMER SERVICE PUBLIC WORKS | ** | ** | |||||
| 240 | WATER ADMINISTRATION PUBLIC WORKS | ** | ** | |||||
| 272 | ADMINISTRATION PUBLIC WORKS | ** | ** | |||||
| 304 | SEWER DEPARTMENT PUBLIC WORKS | ** | ** | |||||
| 336 | ENGINEERING ADMINISTRATION PUBLIC WORKS | ** | ** | |||||
| 368 | ENGINEERING CHANNEL 3 PUBLIC WORKS | ** | ** | |||||
| 400 | ENGINEERING CHANNEL 4 PUBLIC WORKS | ** | ** | |||||
| 464 | ADMINISTRATION PUBLIC WORKS | ** | ** | |||||
| ** | ** | |||||||
| ****DECATUR PARKS & RECREATION TALKGR**** | ** | ** | ||||||
| 688 | LAKE MANAGEMENT PUBLIC WORKS | ** | ** | |||||
| 912 | FORESTRY PUBLIC WORKS | ** | ** | |||||
| ** | ** | |||||||
| ****DECATUR ANIMAL CONTROL TALKGR**** | ** | ** | ||||||
| 1552 | OPERATIONS PUBLIC WORKS | ** | ** | |||||
| ** | ** | |||||||
| ****DECATUR PUBLIC TRANSIT TALKGR**** | ** | ** | ||||||
| 1968 | DPT OPS OPERATIONS TRANSPORTATION | ** | ** | |||||
| 2000 | DPT UPLIFT? DPTS "OPERATION UPLIFT" (POSSIBLY) TRANSPORTATION | ** | ** | |||||
| ** | ** | |||||||
| ****DECATUR PARKS DEPARTMENT TALKGR**** | ** | ** | ||||||
| 57936 | PARKS DEPARTMENT PUBLIC WORKS | ** | ** |