The postcode of Chengwu, Heze City, Shandong Province

274200。 The postcode of Chengwu, Heze City, Shandong Province is 274200. The first two digits 27 represent provinces (autonomous regions and municipalities directly under the Central Government), the third digit 4 represents postal districts (a province is divided into several postal districts, that is, mail distribution and transportation networks), the fourth digit 2 represents counties (cities), and the last two digits 00 represent post offices and their delivery areas.