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Head over to Widilo for the best O2 promo code!

O2 is one of the leading mobile network operators in the UK. You can find a wide range of top phone brands and mobile contracts at O2. Save on smartphones & accessories with a O2 discount code or O2 promo code.

Save with Spring discount codes

Save with these Spring offers!

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O2 Discount Codes for May 2022

How does O2 cashback works?

Widilo recommends this Cashback deal

Up to

Up to 10% Cashback for your purchases
£5 offered upon registration

O2 promo codes for May 2022 - 5 voucher codes online


Take £50 OFF on selected iPhone orders with this O2 promo code

+up to 10% cashback

Get 20% OFF for new devices with O2

+up to 10% cashback

Get 30GB of data for only £15 a month with O2

+up to 10% cashback

Get free perks with selected SIM plans at O2

+up to 10% cashback

Get £200 OFF on upfront costs with O2

+up to 10% cashback

Expired O2 discount codes, to try

Pre order the Note20 Ultra 5G

+up to 10% cashback

Shop the iPhone 11 from £35pm

+up to 10% cashback

Get six months of Disney+ with select plans

+up to 10% cashback

Enjoy up to 25% OFF your O2 bill with O2 Open on any new phone or tablet purchase

+up to 10% cashback

NHS, Teachers and Essential Workers get 25% OFF your phone or laptop contract from O2

+up to 10% cashback

Get a FREE gift when you purchase from selected monthly sim contracts with O2

+up to 10% cashback

Get £50 OFF the upfront cost of the Huawei P40 Pro when you use this O2 discount code

+up to 10% cashback

Get up to 40% OFF O2 family contracts

+up to 10% cashback

Why O2 is the network for you?

O2 is renowned in the UK for being a leading mobile network operator and the main brand of Telefonica UK Limited. The brand is part of a wide global communications group, headquartered in Spain. O2 aims to make every day better for their customers through their services. All of O2 operations are inspired by their values, bold, open and trusted. However, O2's main priority is to always put the customers first. O2 has a customer focused mobile first strategy that is dedicated to providing outstanding customer experience and mobile connectivity. O2 have been awarded the Best Network Coverage in 2020 by Uswitch. The huge network giant offers 2G, 3G, 4G and 5G services. O2's services are available across the whole of the UK, with over 32 million connections. O2 have connections with virtual networks including giffgaff, Sky Mobile and LycaMobile, as well as Tesco Mobile. At O2 you can find a huge selection of mobile contracts on offer. You can snap up great deals on Sim Only contracts from 2GB and 100GB through to unlimited data plans. Explore brands such as Apple, Samsung, Sony, Huawei, Oppo and more. With your pay monthly contracts, enjoy six months of Disney+ free at O2. Grab pay monthly tablet contracts from Samsung, Apple and more at O2.

Save on your favourite phones with a O2 voucher code!

Get connected to the best deals on O2 on top brands including Apple, Samsung, Sony and more. With such as huge range of contracts, there is something for everyone at O2. Enjoy access to the top O2 discount codes when you use Widilo. Save on your mobile contracts when you use the O2 Cashback option found here for members of Widilo today. Snap up the best O2 promo codes when you take a peak at Widilo before completing your next O2 purchase.

Frequently Asked Questions O2

🤔Does O2 offer discount codes?

Yes, there are currently 5 discount codes and deals available. If you are looking for a discount code to save money on your online shopping, you have come to the right place! Simply choose from the list of O2 discount codes on offer, and select one that suits you. You can save money on your shopping and also get Cashback at select stores. Discover all the current O2 promotions here on this page.

❓Can I combine multiple discount codes?

Sometimes it may be possible to combine certain discount codes together, however in most circumstances only one discount code can be applied at any given time. Although there are particular deals or offers, in which some stores may allow you to add a discount code on top of another, in a seasonal sale for example. If this is valid, then this will be outlined to you in the terms and conditions.

🛍️In which category/categories can we find the O2 discount codes?

You can find O2 discount codes here at Widilo on the O2 page. Some O2 discount codes can be applied to everything, or some can be applied to specific products only. Widilo will specify each time the amount of discount you can receive as well as which product that it applies to.

With the Widilo extension, earn cashback in one click

The Widilo extension automatically notifies you as soon as a cashback is available and applies the best discount code to your basket!

*Your Widilo account will be credited with £1 after a first purchase from the extension

+ £1