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O2 Promo Codes & Cashback 2020

Updated February 20, 2020
O2 is the UK’s leading provider of mobile phones and mobile broadband, offering a great choice of phone handsets, SIM only, tablets, wearables and iPad SIM deals. As well as all this, O2 also offers its customers amazing exclusive incentives. Make sure to use O2 promo codes and O2 discount codes for savings on your next plan.
Top cashback offers
£105 cashback
for a pay monthly handset contract with a tariff £45+
2% cashback
for all Smartwatches sales, including Apple Watch Series 5
£25 cashback
for a pay monthly handset contract with a tariff of £15 or less (excluding iPhone XR)
£35 cashback
for a pay monthly handset contract with a tariff £15.01 - £24.99 (excluding iPhone XR)
£50 cashback
for a pay monthly handset contract with a tariff £25 - £29.99
£60 cashback
for a pay monthly handset contract with a tariff £30 - £34.99
£80 cashback
for a pay monthly handset contract with a tariff £35 - £39.99
£95 cashback
for a pay monthly handset contract with a tariff £40 - £44.99
3% cashback
for accessory sales

£300
OFF
11 uses today

Get a Samsung Galaxy S10 and take £300 off the upfront cost with this O2 voucher

£300 Off
11 uses today

Get a Samsung Galaxy S10 and take £300 off the upfront cost with this O2 voucher

£150
OFF
3 uses today

Grab the iPhone XS Max and take £150 off the upfront cost with this O2 promo code

£150 Off
3 uses today

Grab the iPhone XS Max and take £150 off the upfront cost with this O2 promo code

£100
OFF
2 uses today

Apply this O2 promo code for £100 off a Like New iPhone X

Get Code XLN100
£100 Off
2 uses today

Apply this O2 promo code for £100 off a Like New iPhone X

FREE
EARBUDS
1 use today

Pre-order the Samsung S20 Plus or S20 Ultra and get a free pair of Galaxy Buds Plus

Get Deal
Free Earbuds
1 use today

Pre-order the Samsung S20 Plus or S20 Ultra and get a free pair of Galaxy Buds Plus

20%
OFF
5 uses today

20% student discount on Airtime Plans

20% Off
5 uses today

20% student discount on Airtime Plans

FREE
GIFT
3 uses today

Get £25 in Amazon vouchers when you refer a friend

Free Gift
3 uses today

Get £25 in Amazon vouchers when you refer a friend

£20
7 uses today

Limited Time: 40GB plan for £20 a month

Get a SIM-only plan from O2 and get 40GB of data with unlimited talk and text for only £20 a month.
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£20
7 uses today

Limited Time: 40GB plan for £20 a month

Get a SIM-only plan from O2 and get 40GB of data with unlimited talk and text for only £20 a month.

20%
OFF
4 uses today

At least 20% off and free next day delivery on all clearance tech

Grab a new tablet or smartphone from brands like Apple, Samsung, Sony, and LG for up to 20% off.
20% Off
4 uses today

At least 20% off and free next day delivery on all clearance tech

Grab a new tablet or smartphone from brands like Apple, Samsung, Sony, and LG for up to 20% off.

10%
OFF
1 use today

Take 5-10% off top-ups every three months

Get Deal
10% Off
1 use today

Take 5-10% off top-ups every three months

FREE
SUBSCRIPTION
2 uses today

Enjoy a free year of Apple TV+ with the purchase of any new Apple device

Enjoy a free year of Apple TV+ when you purchase a new iPhone, iPad, iPod touch, Apple TV or Mac device that can run the latest version of the OS. Share your free year with your family, so everyone can enjoy the perks!
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Free Subscription
2 uses today

Enjoy a free year of Apple TV+ with the purchase of any new Apple device

Enjoy a free year of Apple TV+ when you purchase a new iPhone, iPad, iPod touch, Apple TV or Mac device that can run the latest version of the OS. Share your free year with your family, so everyone can enjoy the perks!

FREE
DELIVERY
1 use today

Free delivery on all orders

Free Delivery
1 use today

Free delivery on all orders

FROM
£12.99
3 uses today

Get the Apple Watch starting for as low as £12.99 a month

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From £12.99
3 uses today

Get the Apple Watch starting for as low as £12.99 a month

25%
OFF
5 uses today

Shop like new devices for over 25% off

Enjoy great discounts on these refurbished phones that include a 12-month warranty.
25% Off
5 uses today

Shop like new devices for over 25% off

Enjoy great discounts on these refurbished phones that include a 12-month warranty.

FREE
SUBSCRIPTION
2 uses today

Grab free subscriptions with your device or sim contract

Choose from Audible, Prime Video, Amazon Music and many more extras to earn the first 6 months for free with any purchase of a device or sim contract during this O2 sale.
Get Deal
Free Subscription
2 uses today

Grab free subscriptions with your device or sim contract

Choose from Audible, Prime Video, Amazon Music and many more extras to earn the first 6 months for free with any purchase of a device or sim contract during this O2 sale.

40%
OFF
2 uses today

10-40% off airtime with Family Plan

40% Off
2 uses today

10-40% off airtime with Family Plan

FREE
2 uses today

Free Pay As You Go SIMs

Sign up for a pay-as-you-go plan and you'll get the SIM card for free.
Free
2 uses today

Free Pay As You Go SIMs

Sign up for a pay-as-you-go plan and you'll get the SIM card for free.

FROM
£18.14
3 uses today

Pay monthly phones from £18.14

Get Deal
From £18.14
3 uses today

Pay monthly phones from £18.14

£64.30
1 use today

Buy the iPhone 11 with 90GB data for £64.30 per month

Get Deal
£64.30
1 use today

Buy the iPhone 11 with 90GB data for £64.30 per month

FROM
£8
1 use today

Tablets starting at £8 per month

Get Deal
From £8
1 use today

Tablets starting at £8 per month

IN STORE
2 uses today

Free Click and Collect on all orders

Get Deal
In Store
2 uses today

Free Click and Collect on all orders

FREE
RETURNS
1 use today

Free returns on all orders within 14 days

Free Returns
1 use today

Free returns on all orders within 14 days

Popular Expired O2 Discount Codes
£100
1 use today

Limited Time: Get £100 off a Huawei P30 Pro

£200 Off
1 use today

Winter Sale: Get a Samsung Galaxy S10 for only £40.59 per month

£20 Off
1 use today

Limited Time: Enjoy 30GB of data for £20 with this monthly sim deal

Popular O2 Vouchers

Voucher Codes & DealsValueDiscount TypeStatus
Free O2 voucher codes for 10% off contracts10% OffOnline VoucherExpired
O2 £30 off upfront costs£30 OffOnline VoucherExpired
Free top up codes for O2Free Top UpOnline VoucherExpired
O2 20% off SIM free phones20% OffOnline VoucherExpired

More About O2

O2 Online Top Ups

If you're considering your next mobile purchase or thinking about switching carriers, there are lots of options available at O2 online! You can choose from a variety of discounted phone deals or opt for an O2 SIM only deal. It's easy to top up your credit by phone or using O2 online top upservice, so even if you're on a PAYG basis, you won't run out of phone credit any time soon!


O2 Phone Plans

O2 phone plans are easy to tailor to your needs, meaning you get the best phone deals that are customised to your exact requirements. It's easy to upgrade when you choose  a customised phone plan from O2, and you can also spread your balance over 36 months if preferred. Don't forget to shop around for the best O2 promo codes before signing up for your new price plan. 


Contact the O2 Customer Service Team 

Managing your O2 phone service, and using O2 discount codes, is quick and simple from your personal online account, but there are sure to be times you need to get in touch with the O2 customer service team. You may need to find out more about O2 WiFi calling, or perhaps you need to call O2 to cancel your contract. No matter the reason, you can get in touch with a representative by using the O2 phone number, 202, from your mobile device. All other phone numbers are listed on the O2 website; alternatively you can chat with an O2 expert online using the LiveChat facility as well.