What the international code for Cocos Keeling Islands to call? Dial code number to open phone call in Cocos Keeling Islands is ( 0061 ) or ( +61 ) in order to make international phone calls between Cocos Keeling Islands and all countries of the world to unlock phone with more additional details and informations about Cocos Keeling Islands country whereby each country is distinguished by a special telephone number, where the caller write the Cocos Keeling Islands dial area code to opening sim card telephone line mobile or landline then the phone number.