This NANO SIM card for your iPhone 5/5S/5C will allow you to swap services from your existing sim to the iPhone 5. Avoid cutting your sim and destroying the data on it. Simply call AT&T and do an "IMEI Change" from your existing SIM to the all new NANO SIM designed for the iPhone 5/5S/5C. Need to use Go-Phone Prepaid Services? No Problem! This sim card is compatible with Go-Phone by AT&T. This sim car is also compatible with IPAD Mini/ Mini Retina and IPAD AIR.