ISO 3166-2:CX is the entry forChristmas Island inISO 3166-2, part of theISO 3166standard published by theInternational Organization for Standardization (ISO), which definescodes for the names of the principalsubdivisions (e.g.,provinces orstates) of allcountries coded inISO 3166-1.
Currently no ISO 3166-2 codes are defined in the entry for Christmas Island. The territory has no defined subdivisions.
Christmas Island is officially assigned theISO 3166-1 alpha-2 codeCX.