Just put your current AT&T SIM in this iPhone. S/N FFMZK427JC68 - Was bought on Nov 6th, 2019 - Still under Apple Care until Nov 5th, 2020 (Eligible for AppleCare+). The item "Apple iPhone 8 64GB Silver (AT&T) A1905 (GSM) Factory Sealed Box" is in sale since Thursday, November 7, 2019. This item is in the category "Cell Phones & Accessories\Cell Phones & Smartphones". The seller is "vigil-honor" and is located in McKinney, Texas.This item can be shipped to United States.