O2 International Extras Add Additional countries To International SIM only calling

Calling countries not listed in O2 International Favourites bolt on

There is a new service from O2 called International Extras. Currently O2’s International Favourites (bolt on) does not include calling to certain countries. These countries are listed below.  If you are an existing O2 customer you can now take advantage of calling friends and . . . → Read More: O2 International Extras Add Additional countries To International SIM only calling