Park Police call signs

[z_moonchild]

Park Police units use 3 digit call signs (such as unit 302, unit 411, etc.)
Is there any way to identify where the unit is assigned to based on these 3 digit numbers?
Also, is there any other meaning to these call signs?

 

[ericcarlson]

US Park Police unit numbering can be found here:
http://www.geocities.com/CapeCanaveral/9952/npsdc.htm

-Eric

 

[z_moonchild]

that's just what I was looking for
Thanks!