The figure/character/character calls (8AY) make me think MARS units, employing their region and suffix as their callsign, as do the freqs in use. The character figure character calls (G9V) are straight NATO tactical type. The two word calls like Poker Face or Top Hand may be NCA entities, NCA meaning National Command Authority.
When you suspect something serious is going on, check these for activity; 13155 11244 8776 6697 4372 and I think 3344.