| Frequency | System | FleetID | User | City | State | Sys_Type | Notes | Additional Notes |
| 854.61250 | Schaumburg Public Safety - 800 MHz | Schaumburg | IL | Motorola Type II Smartnet | ** | ** | ||
| 854.61250 | Simulcast | ****SCHAUMBURG POLICE TALKGR**** | Schaumburg | IL | Motorola Type II Smartnet | ** | ** | |
| 857.96250 | Simulcast | 48 | PD PATROL POLICE PATROL LAW DISPATCH | Schaumburg | IL | Motorola Type II Smartnet | ** | ** |
| 859.21250 | Simulcast | 80 | DETECTIVES DETECTIVES LAW TAC | Schaumburg | IL | Motorola Type II Smartnet | ** | ** |
| 859.73750 | Simulcast | 112 | PD ADMIN POLICE ADMINISTRATION LAW TALK | Schaumburg | IL | Motorola Type II Smartnet | ** | ** |
| 859.96250 | Simulcast | 496 | PD ROLL CALL ROLL CALL | Schaumburg | IL | Motorola Type II Smartnet | ** | ** |
| 860.96250 | Simulcast | Schaumburg | IL | Motorola Type II Smartnet | ** | ** | ||
| 944 | PD TAC 1 PD TAC 1 LAW TAC | ** | ** | |||||
| 976 | VINS VINS | ** | ** | |||||
| 1072 | PD EVENTS SPECIAL EVENTS LAW TAC | ** | ** | |||||
| 1872 | PD COVERT PD COVERT LAW TAC | ** | ** | |||||
| 1904 | PD TAC 2 INF PD TAC 2 INFO LAW TAC | ** | ** | |||||
| 1936 | PD TAC 3 PD TAC 3 LAW TAC | ** | ** | |||||
| 1968 | PD TAC 4 PD TAC 4 LAW TAC | ** | ** | |||||
| 2000 | PD TAC 5 PD TAC 5 LAW TAC | ** | ** | |||||
| 12288 | PARK RANGER PARK DISTRICT RANGER | ** | ** | |||||
| 32768 | PD SURV POLICE: SURVELLIENCE (ALSO HD TESTING AT SCHAUMBURG CONVENTION CENTER AGAINST THE OLD FD DISPATCH TG 2064) LAW TAC | ** | ** | |||||
| ** | ** | |||||||
| ****SCHAUMBURG FIRE TALKGR**** | ** | ** | ||||||
| 208 | FD DISP FIRE DISPATCH FIRE DISPATCH | ** | ** | |||||
| 240 | FD TAC1/NWCD NWCD PATCH / FIRE TAC 1 INTEROP | ** | ** | |||||
| 2064 | FIRE: TAC 2 FIRE: TAC 2 (?) | ** | ** | |||||
| ** | ** | |||||||
| ****SCHAUMBURG PUBLIC WORKS TALKGR**** | ** | ** | ||||||
| 336 | PW F1 PUBLIC WORKS F1 PUBLIC WORKS | ** | ** | |||||
| 720 | ENG/PW 2 ENGINEERING/PW F2 PUBLIC WORKS | ** | ** | |||||
| 1104 | SNOW COMMAND PUBLIC WORKS | ** | ** | |||||
| 1136 | SNOW COMMAND PUBLIC WORKS | ** | ** | |||||
| 3216 | SCADA SCADA (PUBLIC WORKS WATER DISTRIBUTION DATA) DATA | ** | ** | |||||
| 3248 | SNOW COMMAND (2005-2006) PUBLIC WORKS | ** | ** | |||||
| 3376 | SCADA SCADA (PUBLIC WORKS WATER DISTRIBUTION DATA) DATA | ** | ** |