What is the postal code of Xianshuigu?

According to the postcode database, the postcode of Xianshuigu Town, Jinnan District, Tianjin is 300350. The domestic postal code is a four-level postal code composed of six Arabic numerals. The first two digits represent provinces, municipalities and autonomous regions, the third represents postal areas, the fourth represents counties and cities, and the last two digits represent specific delivery areas.

The function of postal code is to improve the speed and accuracy of mail delivery, realize the automation of mail sorting and the digitalization of postal network, speed up the delivery of mail, and conveniently and quickly distinguish the delivery range of people and units.