The Meaning of iPhone 4 Serial Number

Have you ever wondered what information is contained on your iPhone serial number? What do those eleven alphanumeric characters mean? These questions have been lingering around in my head for quite sometimes until I decided to ask Google what it really means. To my surprise iPhone serial number in general has really important meaning especially if you want to jailbreak your iPhone. The success of your jailbreaking process really depends on an information contained on your iPhone serial number. So are you ready to find out the meaning of your iPhone serial number? If you are then just continue reading this article.

Where Do You Find Your iPhone Serial Number?

Okay before we discuss the meaning of your iPhone serial number just answer this simple question first: do you know where to find your iPhone serial number? It is really easy, just open Settings > General > About. You can find the iPhone serial number right there among other information such as your network status, total songs in your iPhone, total number of applications that you installed, iOS version etc.

Tell Me The Meaning of My iPhone Serial Number

As I said earlier there are eleven alphanumeric characters in your iPhone serial number in this format "aabccdddeef". The meaning of these characters are:

• aa: the code number for the factory in which your iPhone was assembled.
• b: your iPhone's production year.
• cc: your iPhone's production week number.
• ddd: unique number.
• ee: the color code of your iPhone.
• f: the size code of your iPhone.

There are many opinions about the meaning behind iPhone serial number, but experts agreed on the meaning of the first five characters. The remaining six characters are still arguable. Now suppose your serial number is 86047xxxA4S. This means that your iPhone was produced in factory number 86, on week 47 of the year 2010. The last three characters which is A4S, A4 means that the color is black and S is the code for 16 GB iPhone (S=16 GB, T=32 GB). What is the relation between your iPhone serial number with jailbreaking? As you all probably know by now, jailbreak software is specific to the type of your iPhone including the week and year that it is produced. So before you decide to jailbreak your iPhone please be very careful in choosing the software that matches your iPhone week and year production. On general iPhone 3GS which is produced in week 0-40 is easier to jailbreak thus the right type is untethered. As for week 45 and above the iPhone is much more difficult to jailbreak thus you should choose tethered. Between week 40 and 45 the result of the jailbreaking process will vary. Ok now that you have understand the meaning of your iPhone serial number be sure to check it before you jailbreak your iPhone.