What the international code for Lesotho to call? Dial code number to open phone call in Lesotho is ( 00266 ) or ( +266 ) in order to make international phone calls between Lesotho and all countries of the world to unlock phone with more additional details and informations about Lesotho country whereby each country is distinguished by a special telephone number, where the caller write the Kingdom of Lesotho dial area code to opening sim card telephone line mobile or landline then the phone number.