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| Entity | Entity Type | 
|---|---|
| Dorchester County Trunked Systems (10) | Trunked | 
| Dorchester County Amateur Radio | Amateur Radio | 
| Dorchester County | Category | 
| Municipalities | Category | 
Frequencies
Dorchester County
Fire Departments
EMS
| Palmetto 800 Project 25 Phase II  | Dorchester EMS uses the Palmetto P25 System for their primary communications. | 
| Frequency | License | Type | Tone | Alpha Tag | Description | Mode | Tag | 
|---|---|---|---|---|---|---|---|
| 155.220 | BM | DorchCo EMS | Dorchester Co. EMS | FM | EMS Dispatch | ||
| 155.340 | BM | DrchCo Hosp | Dorchester Co. EMS HEAR (Hospital) | FM | Hospital | 
Sheriff
| Palmetto 800 Project 25 Phase II  | Dorchester County Sheriff uses the Palmetto P25 System for their primary communications. | 
Local Government
Municipalities
Summerville
| Palmetto 800 Project 25 Phase II  | Summerville FD and PD use the Palmetto P25 System for their primary communications. |