What is ICCID?

ICCID full form is Integrated Circuit Card Identifier, ICCID can be a maximum of 22 digits long.  In the gsm network, a sim card has a unique identifier. It is printed on the sim card and also stored inside. Its technical specifications are in ITU-T recommendation E.118 as the Primary Account Number.   IMSI is also a unique global identity. But with the feature of multi IMSI, where IMSI could change over the air. ICCID  more accurately identifies a physical sim card number.  A mobile operator stores the sim card information in HLR, based on IMSI, MSISDN, and ICCID.  Each digit of ICCID number has a meaning which defines the purpose of a sim card.

ICCID format : 

This long number is unique globally. From the number, the full details of the card issuer can be obtained.  To achieve uniqueness, it follows a hierarchical structure. ICCID = “Industry Code + Country Code + Issuer Code + other information” . The ISO has been published the Industry codes for numbers. Following is the list of codes according to the source.

Industry Code
ISO and Other Industry 0
Airlines 1
Financial 2
Travel 3

How to find ICCID Number:

While using a mobile phone, no one cares what is the ICCID number. Even mobile operators too.  But mobile operators have a list of all sim card numbers assigned to them, each number is mapped to the IMSI. So that anytime they can get SIM information from IMSI.  ICCID number is not transferred in any message from handset to the network and vice versa, while IMSI and IMEI do. E.g in location update, IMSI and IMEI numbers are sent to the VLR/SGSN, but no sim number or ICCID information.

As a sim number is printed on the sim card, one can take pictures of a sim or can note down sim card number.  There are also other ways to get ICCID when the phone is switched on with a sim card.

Get ICCID on iPhone:

  1. Go to settings
  2. General Tab
  3. About
  4. Now you can scroll down and see ICCID.

Find ICCID on android:

It is not necessary all android phones have ICCID information available to the mobile user. In that case, remove the sim card and note down the number. The following are the steps to get ICCID in android phones.

  1. Go to settings
  2. Got in about
  3. Click on IMEI,
  4. This will display either an IMEI or ICCID number.

Mobile apps for ICCID:

There are third-party apps developed for getting sim card number. One has to download the app from the app store and can get the ICCID. The advantage of the app is that you don’t need to switch off the mobile phone and remove the sim tray.

In iPhone:

iPhone has in build app for reading the number. For that got do settings then general.  Along with other details (IMEI  etc.), the ICCID number will be shown.

Iccid number checker:

It is a long number. If one gets the number how can make sure that this is a valid number?  There is a procedure or database to get the ICCID number details. If these matches with your mobile network provider then the number is valid.  An ICCID  number checker can find the mobile country code and mobile network code from sim card number.

 

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