The companies are aware of the issues but don’t seem to have devised a fix yet. Over the past few hours, hundreds of American mobile subscribers have reported issues with international roaming.

dive into your mobile carrier's settings to minimize potential roaming costs. Each of the major U.S. carriers offers ways to control and limit your international data usage: AT&T's got some tricks ...

Roaming fees on your phone bill are the worst souvenirs ... and Unlimited Elite plans also allow unlimited data in 20 Latin American countries. T-Mobile has its own international plans with unlimited ...

Is it possible to use Wi-Fi calling for free while traveling abroad or will you be charged for the service if you try?