WASHINGTON, D.C. - AT&T Inc. said late Tuesday that it will begin allowing iPhone owners to use Internet calling services on its wireless network. The phone giant, the exclusive wireless provider for ...

With cellphones, international calling got more complicated. Depending on your provider and your plan, dialing up your friend or loved one abroad could be free — or painfully pricey. Instead of ...

Making phone calls without incurring traditional phone charges has become increasingly popular, thanks to the rise of free calling apps that utilize Voice over Internet Protocol (VoIP) technology.

Vonage announced an Internet phone-calling application that can be downloaded for free to iPhone and BlackBerry smartphones allowing international calls through Wi-Fi or cellular networks. Vonage ...

We are becoming less and less dependent on mobile networks. You can get a data signal almost everywhere that you can get a mobile signal and most of us are around WiFi most of the time anyway.