This is what most of us use to listen to alerts and calls going on in our first due area:

Garrett County Zello link is currently unavailable

700 System ALPHA 1,2,3,6-1,7-1,Bravo10-1,MAIN,
ALPHA 4,5,6-2,6-3,6 IC,7-2,7-3,7 IC, Bravo 8-1,8-2,8-3,8 IC,9-1,9-2,9-3,9 IC,10-2,10-3,10 IC.
County Wide Tac.1,2,3,4,5,6 Event 1,2,3,4.MD.Tac.10,11,12,Allegany Aviation

Fire and EMS Alerts

 

700 system EMS 1, 2 and 3