Country and carrier list
International roaming with a Telstra-supplied BlackBerry® handset is available in the following countries:
BlackBerry Country List
Using, sending or taking a BlackBerry® handset out of Australia may breach the laws of a foreign country. This is partly due to laws regulating the importation, exportation and use of the encryption software within a BlackBerry® handset. These laws vary widely from country to country.
Consequently, you are only permitted to use your BlackBerry® handset in, or send or take your BlackBerry® to those countries listed above. Telstra will update this list from time to time.