AT&T Mexico - Generic > instant to few minutes
Delivery Time: Delivery Time : 0-90 minutes
Usually Done within 1-5 minutes, Fully Automated Service working 365/7/24. But, some IMEI can be delayed 24-48 Hours because AT&T will Review it!
Keep in mind that this service normally take 90 business minutes.
turnaround but may take up to 90 business minutes.
Please do not submit unless your customers willing to wait up to 12 business Hours.