請到AT&T的門市申請, 但會要多付5佰元的押金,押金要一年後才能拿回來. AT&T will ask u to choose a voice plan and a text message plan. every plan includes unlimited data. you can use your student e-mail to see if AT&T can give you discount on your plan every month. you need to do this by yourself on line after u get the phone number. go to here https://www.wireless.att.com/business/enrollment/?_requestid=27708