Los Angeles is located in California, USA, and the code of the main city is 9000 1, but there are Los Angeles counties and cities in California, so there are many postal codes of places under the jurisdiction of Los Angeles, such as 9000 1, 90002, 90003, 90004 and 90005. The postal code of Los Angeles is also 9 digits, such as 90065438. 9000 1-00 19, 9000 1-002 1, 90001-0/61and so on. The 9-digit postal code is more accurate than the 5-digit postal code.

Los Angeles is one of the important centers of industry and commerce, international trade, science and education, entertainment and sports in the United States, and also one of the main bases of petrochemical, marine, aerospace and electronic industries in the United States. There are also many world-renowned higher education institutions in Los Angeles, such as California Institute of Technology, UCLA, University of Southern California, Pepperdine University and so on.

Development of Postal Code

Postal codes originated in Britain. In the early 1950s, Britain began to study postal codes, and it was tried out in Norich postal area on 1959, which attracted the attention of many countries. West Germany officially announced the 4-digit postal code at 196 1, becoming the first country in the world to implement the postal code nationwide. Subsequently, the United States, Britain, France, Australia, Switzerland and other countries have successively implemented it throughout the country. After 1965, with the wide application of machinery and equipment, the advantages of postal codes are more obvious, so Japan, Italy, Canada, the Netherlands and Sweden have successively implemented postal codes.

Since 1988, more than 50 countries and regions in the world have implemented the postal code system. 2065438+In May 2008, the research and development of new postal codes began. It is expected that in the first half of 2020, the "New Postal Coding Industry Standard" will be promulgated. After the promotion and use, the State Post Bureau will gradually establish a unified mailing address library.

The above contents refer to Baidu Encyclopedia-Los Angeles.