Wirelessly posted (Mozilla/5.0 (X11; Linux i686; U; en-US) Gecko/20081217 Vision-Browser/8.1 301x200 LG VN530)
It is entirely possible that multiple federal agencies in every state have talkgroups available to themselves on whichever trunked radio systems are operating in that state, particularly statewide systems. Those TG's would probably be encrypted as well.