What the international code for South Africa to call? Dial code number to open phone call in South Africa is ( 0027 ) or ( +27 ) in order to make international phone calls between South Africa and all countries of the world to unlock phone with more additional details and informations about South Africa country whereby each country is distinguished by a special telephone number, where the caller write the Republic of South Africa dial area code to opening sim card telephone line mobile or landline then the phone number.