What the international code for Algeria to call? Dial code number to open phone call in Algeria is ( 00213 ) or ( +213 ) in order to make international phone calls between Algeria and all countries of the world to unlock phone with more additional details and informations about Algeria country whereby each country is distinguished by a special telephone number, where the caller write the People's Democratic Republic of Algeria dial area code to opening sim card telephone line mobile or landline then the phone number.