Choose a Provider -= Most Popular =- Alltel Alltel PCS Boost Centennial Wireless Cincinnati Bell Cingular Nextel Sprint Verizon -= United States =- 3 River Wireless ACS Wireless Advantage Comm. American Messaging Ameritech Clearpath AT&T PCS Bell Atlantic Bell South Blue Sky Frog Bluegrass Cellular Cellular One Clearnet Comcast Cricket Edge Wireless GTE MCI Phone MCI Pacific Bell PCS One Qwest RAM Page T-Mobile US Cellular Virgin Mobile --== Canada ==-- Bell Canada Bell Mobility Canada --== India ==-- Aircel Airtel Airtel Karnataka Airtel Kolkata Airtel Nadu Idea cellular Skycell Chennai RPG Cellular Hutch Celforce - Fascel BPL Mobile Escotel Andhra Airtel Andhra Idea Cellular Chennai-Skytel Airtel Chennai-RPG Cellular Delhi Airtel Delhi Hutch Gujarat--Idea Gujarat Airtel Gujarat Celforce/Fascel Goa Airtel Goa BPL Mobile Goa Idea Cellular Haryana Airtel Haryana Escotel Himachal Pradesh Airtel Karnataka Airtel Kerala Airtel Kerala Escotel Karnataka BPL Mobile Kolkata Airtel Madhya Pradesh Airtel Maharashtra Airtel Maharashtra BPL Mobile Maharashtra Idea Cell Mumbai Airtel Mumbai BPL Mobile Tamil Nadu Airtel Tamil Nadu Aircel Uttar Pradesh (West Escotel --== Italy ==-- Telecom Italia Mobile Vodafone Omnitel -= United Kingdom =- Orange O2 UK T-Mobile UK --== Denmark ==-- Tele Danmark Mobil Sonofon Danmark Mobi --== Sweden ==-- Telia Mobitel Europolitan Telenor Mobil ---== Norway ===-- Netcom GSM Plus GSM --== Germany ==-- De TeMobil Mobilefunk E-Plus --== Portugal ==-- Telecel Optimus --== CZECH REPUBLIC ==-- VodaFone O2 T-Mobile --== ICELAND ==-- OgVodaFone SimInn --== AUSTRALIA ==-- T-Mobile/Optus Zoo --== New Additions ==-- Tele 2 Sweden Vodafone South Africa Netherlands Orange M1 Singapore T-Mobile Netherlands --== Spain ==-- Telefonica Movistar Vodafone