To some people, thezip code is just a combination of numbers that can be considered as meaningless. They see the use of the zip code as something very unnecessary and they just can't stop wondering why some sets of people will gather themselves together and impose the use of rather uncomfortable system on the people.
One of the reasons why these kinds of complains are coming up on the zip code is the number of digits that the zip code is made of. There are actually up to nine digits that can be had in the zip code and the number of the digits is rather making it difficult for people to easily remember these numbers.
But the zip code shouldn't be seen as just a problematic combination of numbers. Anyone who looks clearly into the combination of digits that make up the zip code will totally agree with the fact that all the digits are complete necessities that no one can actually do anything about.
Each of the digits of the zip code actually has its own meaning and what it stands for. The very first digit represents a particular region in the United States. Each region is made up of a number of big cities. The second and third digits represent a particular city and the city actually stands as some kind of regional headquarter for a number of small towns. The fourth and the fifth digits stand to represent each of the smaller towns under each of the bigger cities that had been mentioned earlier.
There is a recent addition of four other digits to make the umbers up to nine. These other four digits had been very helpful in making it all the more possible to easily trace the particular address to where you want to send your mail.
Anyone who wants to really be sincere will agree with the reality that the use of the zip code had really gone a long way in making the service delivery of the United States postal services to be very effective in comparison with what it had been in times past before the introduction of the zip code system.