There are 5 in a basic zip code :-)
Numbers are used in zip codes.
2
As far as I can tell, all 5 digit numbers are potential zip codes, so there are 99999 + 1 potential zip codes, or 100,000. Many of these are not actually is use.
There are around 42,000 ZIP codes in the US. The exact number changes regularly. Many ZIP Codes span multiple cities so if you were to list each unique city/Zip combination, you'd have around 57,400 records.
Yes. Japan has zip codes just like we do but their zip codes are seven numbers long as opposed to us, where we just have six digit zip codes. Below are some examples
27 zip codes
33 zip codes
There are approximately 43000 zip codes in the USA
Oregon has several zip codes. They all start with the numbers '97'.
There are approximately 43000 zip codes. Number of ZIP codes periodically changes. For example, around 200 zip codes were added in the U.S. in 2006-2007.
Zip codes are 5 numbers long, and no. The zip code 99999 is nonexistent. The highest zip code is 99950.
Since Zip codes are identifying numbers used by the US Postal Service, there are no Zip codes for the West Indies (or any country in the West Indies)