I recently spent 10-days in the U.K. with a phone with no cell service, relying instead on a handful of mobile communication apps running over Wi-Fi where I could find it — mostly in hotels and coffee ...

This fall, when our daughter spends a semester in Europe, she’ll be using her Verizon smartphone to call home — and it won’t cost us a penny more. We use Vonage voice over IP telephony service for our ...