it is either the NH/VT ICE Vote Scan or the ME Border Patrol Vote-Scan
both use the same NAC, which makes it harder for Scannists to narrow down who the user(s) actually are, especially when you can hear
both from the monitoring QTH.
See if you find others active at the same time as this one, those known sites/frequencies MAY help narrow down which NET this actually is.
That Freq/NAC have been around for awhile now, but never nailed down