In another potential source of turbulence for the wireless industry, Cablevision said it will offer a Wi-Fi mobile-phone service starting next month, making it the first U.S. cable operator to take ...

Wi-Fi calling, also called VoWiFi, VoWLAN, or voice over Wi-Fi, allows you to use your Wi-Fi signal to make and receive phone calls. The service appeared on T-Mobile and Sprint networks in 2007, and ...

You can make calls and receive texts on your Android phone using WiFi calling, even when you can't get a cell phone signal. Instead of using your carrier's cellular network, WiFi calls and texts are ...