CompLinks : Cell Phones, Smart Phones, Mobile Phones, PDAs

A	Acer Agenda Computing (Germany) ASUS (ASUSTeK Computer): taiwan.asus.com.tw (Taiwan) AT&T Wireless
B	Billionton Systems Bsquare
C	Casio Cellular One Cingular Wireless Compaq (Acquired by HP (Hewlett-Packard))
D	Danger: Also: HipTop. Dell Diamond: Also: Diamond Mako.
E	Ericsson Everex
F	Fujitsu Fujitsu Siemens
G	Garmin GoldenMars Technology Inc (GMI): Brands: GeeDom. Good Technology
H	HandEra (Formerly TRG Products): Also: TRGpro. Handspring Hisense: Also: Hisense USA. Hitachi HP (Hewlett-Packard) HTC (High Tech Computer) (Taiwan): OEM/ODM.
K	Kyocera
L	LG Electronics
M	MainStreet Networks Microsoft: Windows Mobile OS, SmartPhone OS. MiTAC International Motorola
N	NEC Nextel Nokia
O	OpenMoko
P	PalmOne (Formerly Palm) PalmSource (Formerly Palm): Palm OS. Pantech & Curitel Penbex Data Systems: Penbex OS. Pepper Computer Philips Pretec Procomp Informatics Psion
Q	Qualcomm (Mobile phone hardware business acquired by Kyocera)
R	Research In Motion: Also: BlackBerry.
S	Samsung Sanyo Sendo Sharp: sharpusa.com (USA) Siemens Mobile SONICblue (Formerly S3): See: Digital Networks North America. Also: Diamond Mako. Sony: Also: Sony Style, Sony VaioLink. Sony Ericsson Sprint: Also: SprintPCS.com. Symbian: Symbian OS, EPOC OS. Symbol Technologies
T	TerraLogic (UK): Rugged. Texas Instruments (TI) T-Mobile Toshiba
V	Vadem (Clio acquired by MainStreet Networks) Verizon Wireless Vertu ViewSonic
X	Xircom (Acquired by Intel): Also: Rex.net.