GSMInSoCal
http://board.midibuddy.net/archive2/topic/82333-1.html
3. Orange is not available in the US... our Main carriers are Verizon/Vodafone (CDMA), Cingular (TDMA, GSM), AT&T (TDMA, GSM), SprintPCS (CDMA), Nextel (iDEN), and T-Mobile (GSM). other companies include Cellular One, Qwest, VM, Tracfone, Liberty, Alltel, Metrocell... all of these being resellers who work off of someone else's network.