When I order an Unlock Code for my Sony ST21, what will I receive?
We provide you with the Unlock Code to permanently unlock your Sony ST21.
In case your Sony ST21 requires multiple Unlock Codes, all Unlock Codes necessary to unlock your Sony ST21 are automatically sent to you.
We also provide detailed instructions on How To Unlock your Sony ST21. In most cases the procedure is very easy:
Our Support Team is there to help with any questions you may have, please feel free to contact us anytime!
How to Unlock Sony ST21?
Insert SIM card from a source different than your original Service Provider (i.e. if you have a Rogers phone, use a non-Rogers SIM card),
Phone will ask you to enter Sim unlock pin
Enter unlock code
Phone will be unlocked
Any suggestion? Want to help us improve our Guideline to unlock Sony ST21 ? or those are not accurate ? Please contact us
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All products, and company names, logos, and service marks (collectively the "Trademarks") displayed are registered® and/or unregistered trademarks™ of their respective owners. UnlockRiver.org is not associated with or sponsored by Sony. The authors of this web site are not sponsored by or affiliated with any of the third-party trade mark or third-party registered trade mark owners, and make no representations about them, their owners, their products or services.
Why Purchase From Us?
Permanent Factory Unlock
Full Permanent Unlock (All Levels)
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24/7 Customer support team
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Simple instructions provided
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Our Last 4 Certified Reviews
Nae M on 07/01/2022
Just want to say thank you for finding my device at first you couldn't find it but then after looking through all manufacturers you found it so hopefully I can get my phone unlocked and be able to use it in which I've been trying to do for a month now thank you
Juan Soto on 07/01/2022
I thought it’ll take longer but they didn’t take long at all very impressed will be using this website more
Pat B on 07/01/2022
The lowest cost and quickest to unlock. Clear simple instructions and a almost fully automatic process. Honest providers with real time updates. Thanks a lot and i am most satisfied.
danny on 06/30/2022
i did not think this was going to work i was thinking it was a scam this was a very easy process and fast too i will continue to do my unlocking here really thankyou i did not have to drive anywhere or put a black card on top of my sim card that only works 1 time thank you again best service