Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. ISO 3166-2: GR is the entry for Greece 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. The departments (also called prefectures) were abolished in 2011, and were replaced approximately by peripheral units. Each code consists of two parts, separated by a hyphen. The first part is GR, the ISO 3166-1 alpha-2 code of Greece