Unlocking a device to use with a Three SIM.

Unlocking a device to use with a Three SIM.

Just joined Three? Check out our top tips for your first 30 days in our Welcome guide.

If you bought your phone or Mobile Broadband device from another network, you may need to get it unlocked before you can use it with a Three SIM.

To do this, you'll need to contact your old network and get an unlocking code. They might call it a DCK or Depersonalisation Control Key. Here are the contact details you'll need:

Network

Contact details

O2

Pay Monthly: 202 from your O2 phone or 0844 809 0202

Pay As You Go: 4445 from your O2 phone or 0844 809 0222

Orange

Pay Monthly: 150 from your Orange phone or 0797 310 0150

Pay As You Go: 450 from your Orange phone or 07973 100 450

T-Mobile

150 from your T-Mobile phone or 0845 412 5000

Virgin

789 from your Virgin Mobile phone or 0845 6000 789

Vodafone

191 from your Vodafone phone or

Pay Monthly: 08700 700191

Pay As You Go: 08700 776655

You can also find out how to unlock a Three device.

Just joined Three? Check out our top tips for your first 30 days in our Welcome guide.

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