Free O2 SIM Cards

Apply online for FREE O2 SIM Cards!

You can compare free O2 sim cards against other leading UK mobile phone netwroks in the comparison table below. View features side by side and apply online today for free O2 sim cards!

Best Free SIM Card Deals
NetworkCallsTextsAdditional BenefitsApply
Upto 1000 mins FreeUnlimited£5/month FREE credit for 6 monthsApply Now >
N/AUnlimitedExclusive Text and Web Offer - unlimited texts and web access
Apply Now >
From just 8p per minuteFrom 3p per text
  • FREE weekend credit
  • Low cost flat rates
Apply Now >

The free O2 sim cards on offer give you:

  • Extra credit
  • Extra minutes and texts
  • Access to a leading UK mobile network

So, what are you waiting for? Apply for FREE O2 sim cards today! Click on the link below to get started or compare the whole mobile phone market with our FREE comparison service: