| Output | Input | Tone Out | Tone In | Callsign | Description | County |
|---|---|---|---|---|---|---|
| 146.95500 | 146.35500 | CSQ | KV3B | Skywarn (Montgomery Amateur Radio Club) | Washington DC | |
| 448.57500 | 443.57500 | 77.0 PL | K3VOA | K3VOA | Washington DC | |
| 448.87500 | 443.87500 | CSQ | KC3VO | KC3VO | Washington DC |
Area-wide Amateur Radio Trunking Systems in District of Columbia
| System Name | Type |
|---|---|
| DMR-MARC Amateur Radio Network (MD) | DMR Conventional Networked |
| DMRVA Amateur Radio Network | DMR Conventional Networked |