Postal code of Gangcheng District, Laiwu City

27 1 100。 According to the postal code database, the postal code of Gangcheng District, Laiwu City, Shandong Province is 27 1 100, in which 27 stands for provinces, municipalities and autonomous regions, the third 1 stands for postal areas, the fourth 1 stands for counties and cities, and the last two 00 stands for specific delivery areas. Gangcheng District, which belongs to Jinan City, Shandong Province, is an important steel and energy base in Shandong Province. It is located in the middle of Shandong Province, with a warm temperate continental monsoon climate and four distinct seasons.