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Unblock My Mobile

If you suspect that your handset has become blocked, you may need a PUK Code. PUK stands for Personal Unblocking Key. If you have entered your PIN code incorrectly 3 times your sim card will be blocked and you will be unable to make and receive calls/texts.

Check the table below to find the error message your handset is displaying, this will help you decide how to proceed.


Manufacturer If you see the following - you need a PUK If you see the following - you need a new SIM
Sony Ericcson Pin blocked - Unblock? Blocked - Contact your Card Provider
Motorola Blocked Blocked - See Supplier
Alcatel 3 Bad Codes! PUK Code Please call operator
Philips Enter PUK PIN blocked (May say SIM blocked)
Nokia Simcard blocked - Enter PUK Simcard rejected
NEC This SIM is blocked Unusable SIM
Trium Enter PUK Phone permanently blocked
Sharp Pin Blocked Enter PUK PUK Blocked
Panasonic SIM blocked SIM blocked
O2 XDA / XDA II SIM Card blocked. Please enter PUK SIM card is invalid. Contact your service provider for assistance. Emergency calls can still be made.
Samsung Please enter PUK Code Contact service provider
I'm not sure We can give you your PUK code even if you don't know the Make or Model of your handset.

If the error message indicates that you need a new SIM, please contact customer services.

If the error message indicates that you need a PUK code, please enter your mobile number below and click 'Go'.

Your PUK number will then be shown to you on screen.

Please make sure your SIM is activated before using "Unblock my mobile" service on this page.