No one has made a submission, All of these Freq services, RR, SNE etc are all user contributions, if no one adds content it's stale.
But with todays Scanners, you can't run out of room, so load em up

You never know what you will find now.
The days of a nice book, well written, with in depth usage is gone (Long ago)
RIP - Police Call, Official Scanner Guides and Scanner Master - all good paper guides.
Now we have the internet, where folks want to download, but not spend time to research and contribute
Kind of like Presidential Elections - Give everyone Free School and Health Care , but then who pays ?
Even Canadian users down here in New England on 163.2900 107.2
for Power Service Mutual Aid on a Regular basis
ECPS
The problem with that frequency listing is that it doesn't tell you what the frequencies are for.