None of the official names for South Africa can be abbreviated to ZA, which is an abbreviation of the Cape Dutch Zuid-Afrika.
South Africa | New South Wales | South Korea | Africa | South Australia | South America | South Carolina | South Dakota | North Africa | Advisory Committee on Antarctic Names | University of New South Wales | South Island | South India | South Park | UK Antarctic Place-Names Committee | South Vietnam | West Africa | South Yorkshire | East Africa | Newcastle, New South Wales | South Wales | South Asia | South Shetland Islands | South Pacific | South | South Tyrol | South by Southwest | Ryde, New South Wales | Governor of New South Wales | Columbia, South Carolina |