Amateur Radio Equipment Dealers

Amateur Electronic Supply (AES)
All Electronics
Down East Microwave
GigaParts
HamCity
Ham Radio Outlet (HRO)
P.C. Electronics (ATV Stuff)
PowerWerx
Quicksilver Radio Products
R & L Electronics
Texas Towers
Tower Electronics
Universal Radio

Amateur Radio Equipment Manufacturers

Alinco
Elecraft
ICOM America
Kantronics Products
Kenwood Corporation
MFJ Enterprises
Pryme Radio Products
West Mountain Radio Products
Yaesu U.S.A

Organizations

220 MHz Spectrum Management Association (Southern California)
(AMSAT) Radio Amateur Satellite Corp.
(ARRL) American Radio Relay League
American Radio Relay League (Southwestern Division)
(ATN) Amateur Television Network
(FCC) Federal Communications Commission
(OCCARO) Orange County Council of Amateur Radio Organizations
(SCRRBA) Southern California Repeater & Remote Base Association
(SOARA) South Orange Amateur Radio Association
(TARP) Tucson Amateur Packet Radio
(TASMA) Two Meter Spectrum Management Association (Southern CA)

On-line Callbooks

FCC ULS License Search
QRZ's Callsign Database
World Wide Hamcall Server

Other sites of interest

eHam Radio on the Net
Amateur Exam Question Pools
QSL Net Register for Free Web Page