1, postal department official website query: every country's postal department will have a official website, which generally provides the function of postal code query. You only need to enter the query page of the website, enter the corresponding address information, and the system will return the corresponding postal code. This method is the most direct and accurate, because the postal code information is provided by the postal department.
2. Online postal code inquiry websites: There are also some independent online postal code inquiry websites. These websites are usually developed and maintained by third parties, providing nationwide postal code inquiry services. Just enter the address information on the website and you can get the corresponding postal code. This method is suitable for postal code inquiry in different countries and is convenient for international mail delivery.
3. Ask the local post office or courier company: If you are unfamiliar with the above methods or inconvenient to use, you can go directly to the local post office or courier company for consultation. The staff of post offices and courier companies are usually very familiar with the local postal code information, and they can help you find the correct postal code.
Development history
Postal code is a measure taken by post and telecommunications departments to realize postal modernization, which was born in the United States. 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.