According to the regulations UPU track number (or alphanumeric number bar code identifier postal) consists of 2 letters, 9 numbers (unique number) and two letters of the standard ISO 3166-1 alpha-2 pointing to the page the sender. Please note that the code consists of 8 unique digits + 1 (ninth). The last digit serves as verification code (calculated from the number of departure).
Let's look at the example code shown in the figure.First letter serves as an indicator of the type of origin.
Consider the most common options:
The second letter was used to indicate the type of dispatch, for example: by air, sea, w / d, or as an ordinary letter.
The last two letters as stated above are used to identify the sender of the country.
Commercial carriers and private companies do not apply the international standard UPU. comments powered by HyperComments
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