Keep an eye on the skies, planefag.
A majority are not worth time, however:
SPAR-Special Priority Air Resource
AZAZO909-Likely Operational Command
SAM-Special Air Mission
VM(714)-see AZAZO909
These calls signs are worth noting entire flights.
PAT flights:
I watched for a week, when some 13 PAT callsigns went into and out of Little Rock, Arkansas…
Noice. Compass Call, I'd track that too, just to see what it flies over.
https://qmap.pub/read/3331