National Park Service - Golden Gate National Park

[califzeph]

I couldn't find these freqs in the database under San Francisco County. We often take the dogs to Crissy Field in the SF GG National Park (The Presidio), and I'd love to hear the park rangers, etc.
Any idea where in the database I can find these freqs?

 

[SCPD]

http://www.radioreference.com/modules.php?name=RR&sid=349