What countries are PO BOX numbers mandatory? SkinnyMe Team December 06, 2017 23:31 Updated Follow If you order from SAUDI ARABIA, ORMAN, QATAR or UAE please only provide a PO BOX number for safe delivery of parcels. Related articles Signing for parcels Do you ship worldwide? Where will I be refunded to? I completed my order, but I haven't received a tracking number? Comments 0 comments Article is closed for comments.