Try this site:
Look under airports

http://www.airnav.com

At the bottom of the airport pages you will find links on some pages, to
business
at the airport. They are called Fixed Base Operators, along with
others doing business around the field and some times the web pages
will have frequencies , However they may not be very busy.


For land mobile FM frequencies around the city and/or for the
airport authority
try:

http://www.cityfreq.com

And try this site:

http://www.strongsignals.net

Jim
old time radio operator wrote:

We are comming out to Las Vegas and my trusty scanner is on the way
too. What is approach an depart freqs?
And no, i will not need casino freqs.
thank you
Dana