Signal Experts
- Offers cellular antennas and amplifiers.
- http://www.signalexperts.com

Samsung Tech
- UK mobile phone repair and approved Samsung handset repair centre.
- http://www.samsungtech.co.uk/

Safercall
- Sells cellular phone radiation protection cases.
- http://www.safercall.com.au

Silverstone Wireless
- Retailer of accessories such as headsets, car kits, chargers, batteries, and leather cases.
- http://www.silverstonewireless.com

Super Cellular
- Canadian company offering cellular accessories through an e-mail order form.
- http://www.accesswave.ca/~civic16si/

The Internet Shop
- Offering mobile phone spare parts and accessories for mobile phone.
- http://www.the-internet-shop.co.uk/

The Shoppers World
- Offers a range of accessories such as phone car and home charger, leather cases, holsters, and batteries.
- http://www.theshoppersworld.com

Simore
- Provides a variety of SIM cards extension.
- http://www.simore.ch/en/

S3 Interactive
- Mobile phone repair specialist.
- http://www.nokiatech.com/

Sales Buy Net
- Specializes in the sales of accessories such as wireless items, Bluetooth, face plates and magnets.
- http://www.salesbuynet.com

Siemens SX66
- Sells a complete line of accessories for the Siemens SX66 pda phone, such as cases, batteries, chargers, and cradles.
- http://www.sx66-accessories.com/

Suncharger
- Offers a portable, solar powered mobile phone charger.
- http://www.suncharger.co.uk

SkinIt
- Offers custom skins for cellular phones, ipod, MP3, PDA, xBox and game devices.
- http://www.skinit.com

Strictly Cellular
- Offers a complete selection of accessories such as mount, headset, antennas and car chargers.
- http://strictlycellular.com

SOexcessories
- Offers cellular phone covers and face plates.
- http://www.shoppalstores.com/wireless/

Sim Max
- Offers SIM card related products such as single speed SIM card reader/writer and SIM card that support 12 different provider names on the same card.
- http://www.sim-max.org/

Stop Accidental Cell Calls
- Button guards to prevent accidental cell calls. Sold to cellular phone accessory retailers, 911 call centers and consumer direct via mail order.
- http://www.stopaccidentalcalls.com

SmoothTalker
- Manufacturer of 3 watt boosters and cellular phone amplifiers. Products include antennas, antenna cables, coaxial connectors, cellular phone hands free in car kits and headsets.
- http://www.smoothtalker.com

SOS Charger
- Reusable cellular phone charger with no batteries necessary. Just crank the handle to charge mobile phone.
- http://www.soscharger.net

Shenzhen Yrd Industry Co.,Ltd
- Offers hand free kit, speaker, microphones, antenna, repair tools, data cable, flash sticker and keypad.
- http://www.mobile21cn.com

S & C Enterprise
- Sell Kyocera cell phone accessories such as batteries, chargers, leather cases and hands-free headsets.
- http://www.kyocera-accessory.com/

Shopcell.com
- Cellular accessories and supplies. Including headsets, batteries, chargers and hands free equipment.
- http://www.shopcell.com/

SAR Shield
- Cell phone radiation shield that provides protection against radiation and electromagnetic fields.
- http://www.sarshield.com/

Sunpower Systems, Inc.
- Solar cellular phone batteries.
- http://www.snpower.com