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					Originally Posted by  Erin     Just FYI You can't use any cell phone on any network. You can only use them if they have the same technology.  Like T-Mobile and AT&T are GSM.  Verizon and US Cellular are CDMA. Even with an unlock code you can't use a Verizon phone on AT&T.  Make sense?  
I Googled Centennial Wireless and their website says they are GSM, which is good     I would verify that and look for an unlocked GSM phone.    |  
 
  Thx soo much for this info!