I want to get an AT&T prepaid plan on my iPhone 4S HELP

So I bought an AT&T micro sim off amazon and I need an IMEI# from any prepaid phone. Can it be from a Net10 phone or tracfone or does it have to be an AT&T phone even though it's not in service? One guy said to put all zeroes for the IMEI#?
Asked Feb 04, 2014

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