Get your hands on the free SIM card from Lebara. You just need to mention your SIM type and then fill out the form with your details and they will send you the free SIM card at your mailing address. And when you recharge a credit of £20, you will get £5 for free.
Click on “GET IT HERE” button, choose from Ordinary, Nano or Micro SIM card and then scroll down and fill out the form to order your Lebara mobile SIM card.