What's the express number?

The number of SF Express is the number with vertical bar code displayed on the freight bill. This is the express delivery number, which is the numerical code of 12. Express information can be queried by express number.

Express delivery number is the unique identification code of express package, which contains the detailed information of the recipient's express mail, usually consisting of numbers and letters. The courier number can facilitate the courier company, the sender and the recipient to track the courier information in real time.

Extended data:

The express number of each express company has rules to follow, and people can roughly judge which express company sent it from the express number.

For example, before 20 13, the EMS single number consists of 13 letters and numbers, with two English numbers before and after, the first fixed number is E and the last one is CS. After the postal reform of 20 13, the bill number should be 13, but there is no bill number of 12.

References:

Baidu encyclopedia-express number