| Frequency | System | FleetID | User | City | State | Sys_Type | Notes | Additional Notes |
| 856.7875 | CAMBRIDGE, CITY OF | 000-8 | FIRE (ADMINISTRATION) F-8 | CAMBRIDGE | MA | IIi | BLOCK0=S4 | BLK1=S4 |
| 857.7875 | CAMBRIDGE, CITY OF | 000-9 | FIRE ALARM BOX MAINT F-9 | CAMBRIDGE | MA | IIi | BLOCK2=S0 | BLK3=S4 |
| 858.7875 | CAMBRIDGE, CITY OF | 000-12 | FIRE (ARSON INVEST) F-12 | CAMBRIDGE | MA | IIi | BLOCK4=S12 | BLK6=S0 |
| 859.7875 | CAMBRIDGE, CITY OF | 000-1 | CAMBRIDGE FD (DISP) F-1 | CAMBRIDGE | MA | IIi | BLOCK7=S0 | ** |
| 860.7875 | CAMBRIDGE, CITY OF | 000-4 | FIRE (EMS OPERATIONS) F-4 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 000-6 | FIRE (EMS 2 HOSP) F-6 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 000-7 | FIRE (OPERATIONS) F-7 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 000-10 | FIRE (OPERATIONS) F-10 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 000-11 | FIRE (OPERATIONS) F-11 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 000-14 | FIRE (OPERATIONS) F-14 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 000-15 | FIRE (OPERATIONS) F-15 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 000-2 | FD (PATCH 2 483.3125) F-2 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 000-5 | FD (PATCH 2 483.3125) F-5 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 000-13 | FD (PATCH 2 854.4875 F-13 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-5 | POLICE (BACK CHANNEL) F-5 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-12 | POLICE (DETECTIVES) F-12 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-1 | POLICE (DISPATCH) F-1 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-10 | POLICE (JUVENILE) F-10 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-9 | POLICE (NARCOTICS) F-9 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-6 | POLICE (OPERATIONS) F-6 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-4 | POLICE (OPERATIONS) F-4 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-8 | POLICE (OPERATIONS) F-8 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-13 | POLICE (OPERATIONS) F-13 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-15 | POLICE (OPERATIONS) F-15 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-3 | PD (PATCH 2 470.3125) F-3 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-2 | POLICE (RECORDS) F-2 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-14 | POLICE SPECIAL EVENTS F14 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 300-11 | PD (TRAFFIC DETAILS) F-11 | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 400-10 | CITY HOSPITAL (SECURITY) | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 400-6 | MUNICIPAL GOLF COURSE | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 400-8 | CITY SCHOOL BUSES | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 400-1 | TRAFFIC & PARKING CONTROL | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 400-11 | ELDERLY TRANSP. VANS | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 400-2 | WATER & SEWER DEPARTMENT | CAMBRIDGE | MA | IIi | ** | ** |
| ** | CAMBRIDGE, CITY OF | 100 SERIES | PUBLIC WORKS DEPARTMENT | CAMBRIDGE | MA | IIi | ** | ** |