We'd be more than happy to assist you with your unlock request. Are you referring to the IMEI number for your cell phone? Please dial *#06# on your mobile phone to make sure that you have the right IMEI. Also, before submitting an unlock request on our Device Unlock Portal, please be sure to review our Unlock Eligibility Requirements to find out what's needed to unlock your AT&T phone. Let us know if this helps.
Sean, AT&T Community Specialist
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