What the international code for Botswana to call? Dial code number to open phone call in Botswana is ( 00267 ) or ( +267 ) in order to make international phone calls between Botswana and all countries of the world to unlock phone with more additional details and informations about Botswana country whereby each country is distinguished by a special telephone number, where the caller write the Republic of Botswana dial area code to opening sim card telephone line mobile or landline then the phone number.