It changed fairly recently.
Originally Posted by o2mpx
Instead maybe I should buy a local SIM card and use pop3 email, would that work?
Nope. You need a local SIM with Blackberry data. It's nearly impossible to find BB data on prepaid. Even if you do, if you're a BIS user you'd have to delete your BIS account here in the US and then set up BIS with the new carrier (and reverse the change when you get back).