If your mobile phone is locked it will need to be unlocked before it can be used with a SIM card from any network other than the one you’ve signed up with.

One common issue that some users face is their new phone not accepting their SIM card, requiring an unlock code. We will cover various methods to obtain the unlock code and troubleshoot your SIM ...

Unlocked phones are something you aren't going to get from carriers straight away, but consumers have had the ability to unlock their devices and take ...

We’ve used Android SIM Unlock several times, but most similar services work the same and offer similar prices and a refund guarantee if the code they provide does not work for your phone.

How to Unlock the PUK Code on a Mobile Phone If Locked?. GSM phones give you the option to set a PIN code on the SIM card as a security measure.

Verdict Here we’ve shown you how you can unlock a Verizon phone without the code; however, some phones on Verizon just require a code — there’s not much way to get around it without one.

Done with a long term contract or looking to switch network carriers but keep the phone? Here's everything you need to unlock your Vodafone UK phone!