Trusted Reviews is supported by its audience. If you purchase through links on our site, we may earn a commission. Learn more.

O2 Voucher 2024

£100 OFF


Snag £100 off the Samsung S23 Ultra with this O2 voucher code
Chop £100 off the upfront cost of your new Samsung S23 Ultra. Dive into the latest technology without breaking the bank!
More Less
Get Deal

£200 OFF


Snag £200 off the Samsung Galaxy S23 Plus with this O2 voucher code
Dive into O2's extensive range of phones and enjoy a hefty £200 discount on the upfront cost. Remember, this offer is only valid while stocks last, so grab it before it's gone!
More Less
Get Deal

£200 OFF


Enjoy £200 off the Samsung Galaxy S22 with this O2 discount code
Slash £200 off the upfront cost on your next O2 purchase. Dive into the range of phones and select your match without the weighty initial fee.
More Less
Get Deal

£200 OFF


Get 20% off on Airtime Plans with Multisave at O2
Bundle up with O2's Multisave offer to shave 20% off your Airtime Plan when you add extra devices or sims.
More Less

20% OFF


Grab O2 Winter Sale deals on select Pay Monthly phones
Snag epic savings with O2's Winter Sale and take home your ideal tech with discounts up to £108.
More Less

About O2

One of the largest phone providers in the UK, O2 offers deals on phones and plans, with SIM-only deals, Pay As You Go, and monthly contracts with low upfront costs. You can upgrade your device online and save money with a discount code. 

This page will highlight the latest O2 promo codes available. With flexible plans, you can get unlimited data, talk time, and texts to suit your individual needs. 

The company frequently rolls out sales and limited-time deals, allowing you to get the most out of your service. Watch out for seasonal discounts, top-up vouchers, and affordable contracts on the latest Samsung, Google, and Apple iPhones or smartwatches. 

Browse the Latest O2 Deals 

Whether you want to upgrade to a new iPhone or get an O2 SIM-only deal, check the Deals page for current offers and sales. This section of the site will detail all available promotions, including add-ons, free gifts, and monthly contracts. 

You can also find O2 promo codes and vouchers in the Deals section, allowing new and existing customers to benefit from the latest offers. Find Pay As You Go SIMs for as low as £10 per month, or learn how to get the newest device with £0 upfront! 

Customers can pre-order new phones and tablets or get a discount on accessories like earbuds. O2’s Deals page will also highlight seasonal promotions, such as Black Friday and Back to School sales. 

Discounts on O2 Bundles

O2 members can save more over time when they add additional Airtime plans to their accounts, including tablets. Bundling services on the same bill allows you to claim 20% off each line, with up to 20 O2 Multisave discounts per account. 

If you are looking for a Refresh contract, up to five additional lines can be added at 20% off. Simply choose an O2 SIM-only deal, send a text from your new device, and the bundle discount will be added within three working days. 

O2’s Student Discount

Students and graduates can take advantage of instant savings every month. O2’s student discount provides 20% off Airtime plans on a Refresh contract. Once you verify your status through TOTUM or UNiDAYS, O2 will provide a promo code for a 20% discount. 

The student discount can also be used to purchase phone accessories or tech, including AirPods, chargers, and more. You can learn more on the ‘Offers and Discounts’ page, linked on the general Deals page.  

Free Delivery on All Orders

O2’s free delivery promotion applies regardless of the amount. If you get your order in by midnight, you can expect free delivery by the next day! Delivery is included on every order, so there is no need to use an O2 discount code or voucher. 

The company will provide tracking links and send you a text with an expected delivery time. If you would rather pick up your device, Click & Collect is the perfect solution. 

Locate your nearest O2 shop on the website to check for available inventory. If the phone you want is unavailable, it can be delivered to your chosen shop and will be ready for collection the next working day.

Get a Discount at O2

The best way to find the latest O2 promotional offers or get a discount is to bookmark this page right here! At any time, you can browse our page for a discount code or promo code to use on your next order. 

Aside from our featured deals on the latest promotions, here are some of our favourite ways to save:

  • Get up to 25% off Airtime plans with the O2 Open employee discount
  • Online discounts on like-new refurbished phones with a full warranty
  • £5 bill credit when you sign-up for My O2 on a Pay As You Go plan
  • 10% back on your O2 top-ups every three months
  • Free Disney Plus and Apple Music subscriptions on select phone plans

It doesn’t matter if you’re a new customer or looking to upgrade to a new phone contract; there is always a promo for you! Check back for a discount code or voucher to save you more on phones or O2 broadband deals.

Special Offers and Deals

If you’re looking for the best O2 promotion, look no further! Find the perfect discount by shopping for the sales featured on the O2 ‘Offers’ page. You can find a promotion on Pay As You Go plans, monthly phone contracts, top-up offers, and more. 

Keep your eyes peeled for a discount or voucher code to use on your next upgrade or when financing new tech. You can also find a promotion on broadband and monthly tariffs with O2 for business.

O2 Priority Rewards

One thing that separates this telecommunications company from the rest is the O2 Rewards programme with member benefits. O2 Priority is packed full of perks and offers that are available just for being a customer. 

You can unlock early access to concert tickets, earn free experiences, and get VIP treatment with dining and venue offers across the UK. Download the O2 Priority app to access special offers from the palm of your hand. 

O2 Multisave Deals

The O2 Multisave discount allows existing customers to save on monthly plans when they add new lines to their accounts. A perfect option for a family plan, O2 Multisave provides 20% off airtime for up to 20 additional lines. 

Five of these additional lines can be Refresh contracts with an upgrade to the newest iPhone or Samsung Galaxy device. Claiming the Multisave deal is simple. Buy a new tablet, phone, or O2 sim directly from the company.

When your phone or SIM arrives, text the word ‘LOYALTY’ to 21500 from your new device, and the Multisave promotion will be added to your account within 28 days. Once complete, you’ll be able to manage all your existing lines on one monthly bill. 

Recycle Your Phone at O2

Out with the old and in with the new! Did you know you can get money for your old tech? If you want a discount on a new O2 phone, or even if you just want cash, use the Recycle Scheme to get paid for old or broken tech. 

Visit the site to get a quote on your current device by filling in the online form. You’ll be able to send in your old phone, smartwatch, tablet, or even your AirPods with a free delivery label. 

Once received, the team will verify the quote given, and you can receive payment as soon as the next day!

Refurbished Tech in the Outlet

Looking to get the latest phones and tech but worried about the price? Shop certified refurbished deals on O2 phones, tablets, wearables, and more! Not only will you help reduce e-waste, but you’ll also save yourself some money on the latest phones.

O2’s refurbished phones and tech deals come backed with a 12-month warranty and 14-day return policy, so treat yourself to a lower price with total peace of mind. 

Bonus Top-Up Credit

If you run out of data or credit, don’t worry! Adding an O2 top-up to your account is easy! You can sign in online to top up your account on the website or app. Or, call 4444 from your device to top up over the phone. 

You can also set up an auto top-up every month to never forget. O2 Rewards members can earn 10% of their top-ups back in bill credit every three months. 


The Trusted Reviews team sources all discount coupons directly, ensuring our readers are getting the best savings possible. We aim to keep this list updated as frequently as possible with the latest and best discounts on the most relevant items and services. If you have any issues using these codes, please let us know at


How do I use an O2 discount code?

Click on the O2 voucher or discount code you wish to use and head to its site. Add devices and phone service to your cart. Add your O2 code to the ‘Promo Code’ box during checkout to claim the discount

Are there any O2 sales online?

ere are several ways to get a discount and save money online. O2 sales happen throughout the year, with the best deals offered during seasonal sale events or special occasions, such as Black Friday or the O2 Boxing Day sale. The company is known to feature summer offers and a back-to-school sale for students.

Does O2 have a student discount?

Students can save 20% off their Airtime plans with the O2 student discount! Verify your student status to receive a unique O2 promo code to save on a phone upgrade or new phone contract. 

Are there any discounts on O2 family plans?

Customers can add multiple lines to their accounts and receive an O2 discount of 20% for each line. Up to 20 lines are eligible for a discount, 5 of which can be Refresh upgrades.

Can I get an O2 NHS discount?

Yes, O2’s NHS discount provides 25% off eligible Airtime plans. Provided through O2 Open, you can check eligibility by texting ‘Open’ and your company’s name to 61202. You will then receive an O2 discount code for NHS staff, which can be added to a new Refresh contract within the first 28 days.

What kind of discount does O2 have for teachers?

Teachers can receive a discount under the O2 Open programme for essential employees and community heroes. Visit the website to verify your status with an academic ID or email address, and you can receive 25% off your airtime plan, and a get a new phone on a Pay Monthly contract.

How can I get my O2 phone unlocked?

Most devices sold after 2018 will already come unlocked at O2. If your device is locked, you can ask O2 to unlock it at any time, free of charge. Find more information on the website here, and contact customer service for any assistance.

Does the O2 network have 5G coverage?

Want to know more about the network’s coverage across the UK? Look at the O2 network coverage map online at any time to see the current range available, including 5G connectivity and wireless hotspots.

Why trust our journalism?

Founded in 2003, Trusted Reviews exists to give our readers thorough, unbiased and independent advice on what to buy.

Today, we have millions of users a month from around the world, and assess more than 1,000 products a year.

author icon

Editorial independence

Editorial independence means being able to give an unbiased verdict about a product or company, with the avoidance of conflicts of interest. To ensure this is possible, every member of the editorial staff follows a clear code of conduct.

author icon

Professional conduct

We also expect our journalists to follow clear ethical standards in their work. Our staff members must strive for honesty and accuracy in everything they do. We follow the IPSO Editors’ code of practice to underpin these standards.

Trusted Reviews Logo

Sign up to our newsletter

Get the best of Trusted Reviews delivered right to your inbox.

This is a test error message with some extra words