Yes, customers can bring their own devices to AT&T Go Phone, provided that the device is compatible with the network. It is essential to ensure that the device is unlocked and operates on the GSM or LTE network, as AT&T uses these technologies. The compatibility can typically be verified by checking the device's specifications against the requirements outlined on the AT&T website. Additionally, customers may need a compatible SIM card, which can be purchased from retail locations or online. Once the device is verified for compatibility, users can easily activate it on the AT&T Go Phone plan of their choice. For more detailed information about device compatibility and activation, it is advisable to visit the official website, where current guidelines and assistance options are available.