| 10168 | 27b8 | D | MSP 1 | Maryland State Police 1 | Interop |
| 10169 | 27b9 | D | MSP 2 | Maryland State Police 2 | Interop |
| 10170 | 27ba | D | MontC 1 | Montgomery County 1 | Interop |
| 10171 | 27bb | D | MontC 2 | Montgomery County 2 | Interop |
| 10172 | 27bc | D | Howrd 1 | Howard County 1 | Interop |
| 10173 | 27bd | D | Howrd 2 | Howard County 2 | Interop |
| 10174 | 27be | D | PG Co 1 | Prince George's County 1 | Interop |
| 10175 | 27bf | D | PG Co 2 | Prince George's County 2 | Interop |
| 10176 | 27c0 | D | AnArn 1 | Anne Arundel County 1 | Interop |
| 10177 | 27c1 | D | AnArn 2 | Anne Arundel County 2 | Interop |
| 10178 | 27c2 | D | Chrles 1 | Charles County 1 | Interop |
| 10179 | 27c3 | D | Chrles 2 | Charles County 2 | Interop |
| 10180 | 27c4 | D | MetPD 1 | Metropolitan Police 1 | Interop |
| 10181 | 27c5 | D | MetPD 2 | Metropolitan Police 2 | Interop |
| 10182 | 27c6 | D | WMTA | Washington Metropolitan Area Transit Authority | Interop |
| 10183 | 27c7 | D | Comm Ctr | Communications Center | Interop |
