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Continue to ChatTips on GSM vs CDMA to avoid high cellphone charges https://www.myrelaxplace.com/2007/03/16/tips-on-gsm-vs-cdma-to-avoid-high-cellphone-charges/
Tips on GSM vs CDMA to avoid high cellphone charges https://www.myrelaxplace.com/2007/03/16/tips-on-gsm-vs-cdma-to-avoid-high-cellphone-charges/