recharge in usa


    i am fro india.i am visiting usa for 2.5 months starting 8th may daughter stays in idaho state.i will be carrying one t mobile prepaid card to be used in which i get local usa and india calling free and 1 GB Data use.this has got validity for 1 question is if i want to extend the validity by 1 month can i do it in usa.if your answer is yes what will be the charges in dollor.and can i get same terms of use on recharge/extension of validity.please send reply on my email


    thanking you


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