I think PM, when time is right, should perhaps enhance the US Roaming so PM Clients could Perhaps call Other Countries besides the Canada/US/Puerto Rico/ Virgin Islands
This could be a good idea! They could offer up a different talk US roaming add-on that has more destination countries at an increased cost over the regular US talk roaming (that only covers calls to Canada and the US). Could be a benefit to some for sure.
In the meantime, if anyone is needing to make calls overseas from the US, you could consider these options to extend your US Talk Roaming add-on (at additional cost):