Nanxian county postal code

4 13200。 According to the postal code database of Nanxian County, Yiyang City, Hunan Province, the postal code of Nanxian County is 4 13200. The first two postal codes represent provinces, autonomous regions and municipalities directly under the Central Government, 4 1 represents Hunan Province, the third represents postal codes, the fourth represents city and county numbers, and the last two represent mail delivery offices and offices. Postal codes are composed of Arabic numerals, which can help a country or region to realize mail sorting automation and postal network digitization and speed up mail delivery.