The postcode of Yuci District, Jinzhong City, Shanxi Province

030600。 The postcode of Yuci District, Jinzhong City, Shanxi Province is 030600. Postal codes are all composed of six digits, with the first and second digits representing provinces or municipalities directly under the central government, the third and fourth digits representing prefectures, cities and states, and the fifth and sixth digits representing counties, towns or residential areas. Postal code is a special code for postal communication to realize mail sorting, and it is a necessary tool to realize postal modernization. Its function is to improve the speed and accuracy of letters in the process of delivery.