WHAT COUNTRIES STAMPS CAN I NOT LIST

[knipe9282]

I LIVE IN AUSTRALIA, CAN I LIST STAMPS ON EBAY FOR THE FOLLOWING COUNTRY

CUBA

IRAN

IRAQ

NORTH KOREA

SUDAN

IS THE UNITED STATES ENBARGO STILL APPLIED TO THESE PLACES.

I HAVE SEEN ON HIP STAMP MANY CUBAN STAMPS

REGARDS KEVIN