ISO 3166-2:ZM is the entry for Zambia in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1.
Currently for Zambia, ISO 3166-2 codes are defined for 10 provinces.
Each code consists of two parts, separated by a hyphen. The first part is ZM, the ISO 3166-1 alpha-2 code of Zambia. The second part is two digits (01–10).