

Based on your preferences, you have to select whether you want to activate one or more devices.Moreover, you also need to add your location zip code (which is a maximum of five digits) along with the Captcha code. On the webpage, you have to enter your ICCID or SIM number along with your mobile phone IMEI number.Click on the URL and allow the webpage to load. You’ll receive an ATT text message containing a unique URL. Proceed to insert the SIM card into the device and turn it on.


Before activating your AT&T prepaid SIM, ensure that your mobile device has enough charge.Activate AT&T Prepaid SIM via Mobile /Computerįor activating your AT&T prepaid SIM directly via your mobile device (online), follow the below-mentioned steps: Headquartered at the Whitacre Tower, which is located in Downtown Dallas, Texas, AT&T currently brings in revenues of more than $181 billion per year and has a subscriber base of more than 100 million users. For the uninitiated, AT&T is the largest telecommunication provider not only in the United States but also across the world.
