SIM number and PUK number are entirely different. A basic understanding of these numbers would be helpful in critical situations.
SIM number :
How to find your SIM number :
- There are two kinds of services provided by most of the mobile networks across the world.
- GSM and CDMA.
- If you are a GSM subcriber, then your mobile network will provide a SIM card , in which a SIM number which consists of 10 to 20 digits will be printed.
- If you locked your PIN number or trying to retrieve PUK code for your SIM card , some mobile networks will ask for the SIM number to retrieve the PUK code.
How to find your SIM number :
- Switch off your mobile phone
- Remove your phone back cover
- Remove the battery
- Carefully take out the SIM card from SIM card slot.
- In your SIM card, you can see a 20 digit number is printed as shown in the below image.
- Note it down somewhere , and use it whenever necessary.