Thank you for reaching out to us. Unfortunately, other than confirming that your device is unlocked (which you can do here), this isn't an issue we can assist you. You would have to reach out to your carrier.
Darais, AT&T Community Specialist
Need help? Ask a question to get help from the AT&T Community or support from AT&T specialists. If this reply helped you please use Accept solution to mark it as an Accepted Solution.
*I am an AT&T employee, and the postings on this site are my own and don't necessarily represent AT&T's position, strategies or opinions.