I have a list of fed freqs that are active, semi active, and only active once or twice a year... I don't have my 396 with me right now, but will post the frequencies tomorrow. These include FBI, DEA, ICE, CBP air surveillance.
Here's my list of what I can pick up on my HP-1 with a RS-800 antenna from the Greater Hartford area
FBI : 167.5625, 167.5875 (Springfield), 167.6625. 167.7375, 168.2250, 168.8250 (New Haven), 168.8750,
170.5000 (Hartford), 170.6250, 170.9125, 170.9250,171.4250, 173.4750 (most active recently)