Making calls and sending messages from the U.S.
Making calls and sending messages while outside the U.S.
* AT&T and third-party charges may apply for Wi-Fi access. Calls to international numbers are charged at international long distance rates consistent with your domestic rate plan, including any applicable international calling package.
AT&T Wi-Fi Calling: Requires AT&T Wi-Fi Calling-capable smartphone and Wi-Fi network. Once enabled, phone automatically makes and receives calls and text messages over Wi-Fi in the U.S., Puerto Rico, and the U.S. Virgin Islands (“Domestic Coverage Area”) if wireless network coverage is weak or unavailable, or outside of the Domestic Coverage Area anytime you connect to a Wi-Fi network. Wi-Fi Calling is currently available on compatible iPhones with iOS 9.3 or later. Charges: (Voice) Wi-Fi Calls to domestic numbers will not incur additional charges (excluding calls to 411 and other premium numbers) and will not impact voice call airtime usage. International Long Distance: Wi-Fi calls to international numbers will incur international long distance charges. Please visit att.com/worldconnect for a list of AT&T international long distance calling pay-per-use rates and available packages. (SMS/MMS) Text messages sent and received through Wi-Fi Calling count against the messaging usage limits of your plan. Service Limits: Use of Wi-Fi Calling may be restricted in some countries. See excluded countries at att.com/wificalling. If you move in or out of Wi-Fi coverage while on a Wi-Fi call, your call will disconnect unless you have AT&T HD Voice coverage (911 calls will disconnect even if you are within HD Voice coverage). HD Voice not available everywhere. To enable Wi-Fi Calling, must have postpaid wireless account provisioned for HD Voice. Visit att.com/hdvoice for more details. Cannot use Wi-Fi Calling to call 211, 311, 511, and 811. See Wi-Fi Calling FAQ for more information. TTY Limitations for 911 Calls and Real-Time Text (RTT) Progress: Due to technical limitations, Wi-Fi Calling cannot be used with TTY devices and will not support 911 calls over TTY devices. Persons with communications disabilities can still reach 911 services by either (1) calling 911 directly using a TTY over the cellular network or from a landline telephone, or (2) sending a text message to 911 directly (in areas where text-to-911 is available) from a wireless device, or (3) using relay services to place a TTY or captioned telephone service (CTS) call from a wireless phone over the cellular network or from a landline telephone, or (4) using relay services to place a IP Relay or IP CTS call over a cellular data or other IP network. View RTT progress