The postal code of Xintang Town, Guangzhou is 511300.

my country’s postal code adopts a four-level six-digit coding structure. The first two digits are provinces (municipalities, autonomous regions); the first three digits are postal areas; the first four digits are counties (cities); and the last two digits are delivery offices (offices).

Postal codes are one way to automate the sorting of letters because computers cannot recognize Chinese, but they can recognize numbers. Each area is coded and can be quickly sorted by computer, so the more detailed you write, the better.

Extended information:

In order to realize the automation of mail sorting and the digitization of the postal network, and speed up the delivery of mail. More than 140 countries in the world have successively implemented the postal code system as one of the standards for measuring the level of a country's communication technology and postal services. Postal code rules are not uniform across countries.

1. For example, American coding rules:

Postal code is a registered trademark of the United States Postal Service. ZIP codes are numbered with the first digit representing a U.S. state, the second and third digits together representing a region (perhaps a large city), and the fourth and fifth digits representing a more specific area, such as that city. town or region.

2. For example, French coding rules:

French postal codes began in 1972, with 6 digits. The first two digits represent the province, and the last three digits represent the city and region respectively. or post office.

Baidu Encyclopedia-Postal Code

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