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O2 Freesim discount codes and vouchers

December 2024 7 offers validated 1 month ago
Top Voucher

Sale

Redeem this O2 Freesim discount offer and get the Big Bundle - £10/21GB - More than double data (was 8GB).

Top Voucher

Sale

Use this discount offer at O2 Freesim to get the Rolling Plan - £10/30GB - More than double data (was 10GB).

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More discounts this week

Sale

Get 20GB with Unlimited minutes and texts for £18/month when you use this O2 Freesim offer.

Sale

Get 30GB + Unlimited Minutes and Texts for £20 when you activate this O2 Freesim offer.

Sale

Redeem this promo to Get 150GB + Unlimited Minutes & Texts for £24 at O2 Freesim.

Sale

Get 250GB + Unlimited Minutes and Texts for £28 with 12 months Airtime Plan when you activate this deal at O2 Freesim.

Sale

Redeem this offer to Get 100GB + Unlimited Minutes & Texts for £30 at O2 Freesim.

Recently Expired Discount Vouchers

Up to £50 off

Redeem this O2 Freesim vocuher code to get up to £50 off the upfront cost of your Like New phone.