The free-call bonanza now includes France, Israel, Italy, Thailand and the UK, among others.
The fixed wireless voice terminal lets users take inbound cellular calls from traditional home phones.
The carrier's customers can now take advantage of unlimited data and texting and 20-cents per minute phone calls across more countries.
Application users on Android can place domestic and international calls to outside lines for a monthly or per-call charge.
US wireless customers now have new options to call and message family and friends in Cuba.
Whether you're more the practical type that just wants standard messaging features or someone who loves spicing up your conversations with something extra, this collection has the app for you.
This is the third time that AT&T has added unlimited calling to Mexico in its different plans. The company previously brought it to World Connect Value and its subisidiary Cricket Wireless.
Frontier Communications will pick up parts of Verizon's landline business, while American Tower will pick up the rights to 11,300 cellular towers.
The company is close to selling off parts of its wireline business and cellular towers for $10 billion so it can focus on its core wireless service, The Wall Street Journal reports.
The carrier previously charged 1 cent a minute to wireless and landline numbers in Mexico.