O2 Discount Codes in December 2025

O2

O2 offers a wide range of flexible mobile plans designed to keep you connected.

The iconic O2 robot making a 'shh' gesture against a blue gradient background, representing O2's innovative and reliable services. Highlighting Purpl's exclusive disabled discounts for accessible mobile plans and connectivity in the UK

Browse all discounts, vouchers, and promos from O2

The O2 robot holding a SIM card with bubbles floating in the background, symbolising seamless connectivity. Showcasing Purpl's disabled discounts for affordable mobile services and data plans in the UK.

£8 a month, 50GB, 12 month SIM only contract, unlimited calls & texts

Sim only.

Ends 11th December

The O2 robot holding a SIM card with bubbles floating in the background, symbolising seamless connectivity. Showcasing Purpl's disabled discounts for affordable mobile services and data plans in the UK.

£10 a month, 100GB, 12 month SIM only contract, unlimited calls & texts

Sim only.

Ends 11th December

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10% off full price

Up to 25% off selected products

£12 a month, 100GB, 12 month airtime plan

£30 off the upfront cost of any phone

8% off

£5 a month, 3GB, 12 month contract, unlimited calls & texts

£11 a month, 50GB, 12 month contract, unlimited calls & texts

£6 a month, 10GB, 12 month contract, unlimited calls & texts

£20 a month, unlimited data, 12 month contract, unlimited calls & texts

50GB SIM for £8 per month

50GB data and roaming in 50 destinations for £5 a month

Carphone Warehouse

Get a £35 Amazon Voucher on iPhone 16 £29.99 per month, iD Mobile, £39 upfront & 100GB of data

Carphone Warehouse

Get a £70 Amazon voucher when you purchase the New Samsung Galaxy Z Flip7

Carphone Warehouse

Get a £70 Amazon voucher when you purchase the New Samsung Galaxy Z Fold7

Apple iPhone 16 5x Data Boost to 500GB Data for £29.99 a month and £39 upfront

10% off all SIM plans for life & 50GB to get you started

15% off Acer

20% off selected Xtra Plans - Pay Monthly Phones

20% off selected Xtra Plans - Refurbished Phones

20% off selected Xtra Plans - Tablets

Purpl Discounts

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