Just to see if anyone knows any of these, here's a list of trunk groups that UNITRUNKER gave usage counts of 10+ over a two day period recently:
4560, 4592, 4624
10768, 10864, 11056
13040, 15568, 15610
20752, 20944, 21360
22512, 22544, 22800, 22864
23792, 23824, 24624, 24688
25040, 27984, 38464
Some of these have use counts in multiple hundreds over the two days.
SD City TRS 'unknown' groups list
20944 Public Works Station 38 (evenings, nights, weekends)
http://www.radioreference.com/modules.p ... opt=all_tg
http://www.radioreference.com/modules.p ... opt=all_tg