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
NetworkCost per monthDataCallsTextsAdditional BenefitsApply
£16 for exisiting customers / £21 for new customers15GBUnlimited minutes and 15GB of data, unlimited BT Wi-FIUnlimited textsFREE Extra speed add on. Plus unlimited minutes, unlimited texts, and 15GB date from just £16 per monthApply Now >
£8 for exisiting customers / £13 for new customers2GB500 minutes and 2GB of data, unlimited BT Wi-FIUnlimited texts500 minutes, unlimited texts, and 2GB date from just £8 per monthApply Now >
  150 UK minutes and 250MB of UK data for £10Unlimited UK texts

Freedom Freebee - Unlimited UK texts, 150 minutes and 250 MB of UK data for £10

Apply Now >
  200 minutes2000

Get 1GB of data, 200 mins and 2000 texts for just £15 a month on 4G

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: