Use a computer controlled scanner that can search and log (Like Probe)
Probe Information - http://miked2000.home.mindspring.com/probe.htm
Frequency books, Magazines and frequency databases on CD
PerCon - http://www.perconcorp.com/datafinder/index.html
The
Internet – Web sites and FCC database
City Freq. - http://www.cityfreq.com:81/
Totes.com - http://www.totse.com/en/media/radio_scanner_frequency_lists/
Mike's My World - http://miked2000.home.mindspring.com/radioindex.htm
Marty’s Omaha Page - http://www.mitec.net/~mnissen/scan/
FCC lookup - http://www.scanboston.com/FCC.htm
FCC lookup - http://svartifoss2.fcc.gov/cgi-bin/ws.exe/genmen/index.hts
National freqs - http://maxpages.com/frequencies/National_Scanner_freqs
Frequency counter (with filter and storage like Scout)
Scout Information - http://www.optoelectronics.com/scout.htm
Clubs,
friends, message boards and other scanner users
OASC - http://www.mitec.net/~mnissen/club/index.html
My World board - http://members3.boardhost.com/miked/
Marty’s board - http://members.boardhost.com/omahascan/