Active COTHEN FREQ's : 5732,7527,8912,10242,11494,13907,15867,18594,20890 ,20890& 25350.
There you will find Cothen Freq's.
Most comms are ALE that will most likley raise voice comms (USB)
There you will find alot of COTHEN ( CUSTOMS OVERTHE HORIZON ENFORCEMENT NET ).
DEA and other Govt. ALE ID's using PC-ALE Software.