Stay connected with the best devices at O2. Find a mobile plan that works great for you and your busy life. You can save even more with these active O2 promo codes and O2 discount codes at the checkout.
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Updated May 31, 2020
O2 Promo Codes 2020
Stay connected with the best devices at O2. Find a mobile plan that works great for you and your busy life. You can save even more with these active O2 promo codes and O2 discount codes at the checkout.
Updated May 31, 2020
£150OFFPROMO CODE
Get £150 off the upfront cost of Apple iPhone Xs Max at O2
Take this O2 promo code for £150 off an Apple iPhone Xs Max 256GB for a limited time.
GET CODE IPXSMAX150OFF
Get £150 off the upfront cost of Apple iPhone Xs Max at O2
Take this O2 promo code for £150 off an Apple iPhone Xs Max 256GB for a limited time.
£150 Off
10%OFFSALE
Grab the latest O2 promo codes and deals for 10% off
Check here for more great O2 deals and voucher codes on mobile phones and broadband offers for over 10% off.
6 people used today
GET DEAL
Grab the latest O2 promo codes and deals for 10% off
Check here for more great O2 deals and voucher codes on mobile phones and broadband offers for over 10% off.
10% Off
6 people used today
FROM£10SALE
Enjoy O2 sim only deals from £10 per month
Find the best sim only deal for you with O2 plans starting from £10 every month.
1 person used today
GET DEAL
Enjoy O2 sim only deals from £10 per month
Find the best sim only deal for you with O2 plans starting from £10 every month.
From £10
1 person used today
£25OFFSALE
Get a free £25 Amazon voucher when you refer a friend to O2
Refer your friends and once they purchase a phone, tablet, or mobile broadband from O2 Refresh, receive a free £25 Amazon voucher.
GET DEAL
Get a free £25 Amazon voucher when you refer a friend to O2
Refer your friends and once they purchase a phone, tablet, or mobile broadband from O2 Refresh, receive a free £25 Amazon voucher.
£25 Off
£100OFFPROMO CODE
Take £100 off the Apple iPhone 11 Pro Like New at O2
Enjoy £100 off the upfront cost of the Apple iPhone 11 Pro 265GB with this O2 promo code.
2 people used today
GET CODE 11PRO100
Take £100 off the Apple iPhone 11 Pro Like New at O2
Enjoy £100 off the upfront cost of the Apple iPhone 11 Pro 265GB with this O2 promo code.
£100 Off
2 people used today
20%OFFSALE
Get a 20% student discount on Airtime plans and accessories at O2
Are you heading back to uni? Take advantage of this O2 student discount and save 20% on Airtime Plans and accessories.
2 people used today
GET DEAL
Get a 20% student discount on Airtime plans and accessories at O2
Are you heading back to uni? Take advantage of this O2 student discount and save 20% on Airtime Plans and accessories.
20% Off
2 people used today
£100OFFPROMO CODE
Grab the Sony Xperia 1 for £100 off at O2
Use this O2 discount code to save £100 on the upfront cost of the Sony Xperia 1 phone.
GET CODE SONY100OFF
Grab the Sony Xperia 1 for £100 off at O2
Use this O2 discount code to save £100 on the upfront cost of the Sony Xperia 1 phone.
£100 Off
£150OFFPROMO CODE
Enjoy £150 off Apple iPhone Xs Like New devices with this O2 promo code
Take £150 off the upfront cost of the Like-New Apple iPhone Xs when applying this O2 discount code at the checkout.
GET CODE XSLN150
Enjoy £150 off Apple iPhone Xs Like New devices with this O2 promo code
Take £150 off the upfront cost of the Like-New Apple iPhone Xs when applying this O2 discount code at the checkout.
£150 Off
FROM£10SALE
Top up your O2 Pay As You Go device from £10
Browse these O2 Top up offers starting from £10 on a Pay as you go device.
GET DEAL
Top up your O2 Pay As You Go device from £10
Browse these O2 Top up offers starting from £10 on a Pay as you go device.
From £10
£150OFFSALE
Enjoy up to £150 off Samsung Galaxy S20 at O2
Grab the new 5G Samsung Galaxy S20 phone for up to £150 off with O2.
GET DEAL
Enjoy up to £150 off Samsung Galaxy S20 at O2
Grab the new 5G Samsung Galaxy S20 phone for up to £150 off with O2.
£150 Off
40%OFFSALE
Get 10-40% off an O2 family plan
When you have a plan with the entire family, you can save up to 40% off your bill at O2.
GET DEAL
Get 10-40% off an O2 family plan
When you have a plan with the entire family, you can save up to 40% off your bill at O2.
40% Off
25%OFFSALE
Take up to 25% off an Airtime Plan with O2 Open
If your company is eligible for O2 Open, you can get up to 25% off the Airtime plan.
GET DEAL
Take up to 25% off an Airtime Plan with O2 Open
If your company is eligible for O2 Open, you can get up to 25% off the Airtime plan.
25% off
£2OFFSALE
Get 6 months of Disney+ for £2 off your O2 plan
Enjoy this O2 deal of £2 off your monthly bill when you add Disney+ to your plan.
GET DEAL
Get 6 months of Disney+ for £2 off your O2 plan
Enjoy this O2 deal of £2 off your monthly bill when you add Disney+ to your plan.
£2 Off
20%OFFSALE
Take 20% off antibacterial phones cases at O2
Shop this O2 sale to get Tech 21 cases with built-in antibacterial protection and save 20% off your purchase.
GET DEAL
Take 20% off antibacterial phones cases at O2
Shop this O2 sale to get Tech 21 cases with built-in antibacterial protection and save 20% off your purchase.
20% Off
£20SALE
Receive 100GB for £20 on O2 sim only plans
For 12-months, pay £20 per month and get 100GB of data with this O2 sim only deal.
GET DEAL
Receive 100GB for £20 on O2 sim only plans
For 12-months, pay £20 per month and get 100GB of data with this O2 sim only deal.
£20
40%OFFSALE
Get 10-40% off phone accessories at O2
Get these O2 deals on phone cases, chargers, earphones, bluetooth speakers, and more accessories for up to 40% off.
3 people used today
GET DEAL
Get 10-40% off phone accessories at O2
Get these O2 deals on phone cases, chargers, earphones, bluetooth speakers, and more accessories for up to 40% off.
40% Off
3 people used today
FREEDELIVERYDEAL
Enjoy free home delivery at O2
Order your new O2 device today and get it delivered to your home for free.
GET DEAL
Enjoy free home delivery at O2
Order your new O2 device today and get it delivered to your home for free.
Free Delivery
FREEYEARSALE
Enjoy a free year of Apple TV+ when you buy any Apple phone or tablet at O2
Pick up a new Apple iPhone or iPad and you'll get a full year of access to Apple TV+ for free with this O2 deal.
GET DEAL
Enjoy a free year of Apple TV+ when you buy any Apple phone or tablet at O2
Pick up a new Apple iPhone or iPad and you'll get a full year of access to Apple TV+ for free with this O2 deal.
Free Year
More About O2
O2 Sales
Looking for the best deal on a new mobile is easy when you shop O2 sales. Check out and save on a range of clearance mobile phones and tablets. You can also check out the refurbished list of mobile phones at O2 for more savings! Choose from Monthly or Pay As You Go devices.
Make sure to grab an O2 promo code and O2 discount codes to save on devices such as Apple iPhone, Samsung Galaxy, Huawei, and more.
O2 Methods of Payment
O2 accepts all major credit and debit cards are accepted online when you are purchasing a product. You can also use your PayPal account if you need to top up your O2 mobile.
O2 accepted methods of payment:
- PayPal
- Visa
- MasterCard
- Masetro or JCB or Debit Card
How to Unlock O2 Phones
If you want to use an O2 mobile on a different network, you will need to unlock the device. It's free to unlock your mobile phone at any time you wish to switch over to another network. The quickest way to unlock is through My O2 online or through the main menu on your My O2 app. It doesn't matter if you are paying monthly or pay as you go customer, you can still unlock any O2 mobile device.
Popular expired O2 Discount Codes
20%OFFPROMO CODE
Take 20% off smartphone accessories with this O2 promo code
Grab smartphone cases, headphones, and chargers for 20% off with this O2 discount code.
20% Off
2 people used today
15%OFFPROMO CODE
Take 15% off tech and accessories using this O2 discount code
For PayPal customers, when you shop select O2 wireless earbuds, phone cases, bluetooth speakers and more, you'll receive 15% off at O2 UK. Offer excludes Apple Airpods.
15% Off
6 people used today
5GB DATASALE
Receive an extra 5GB of data on select phones with O2 Refresh
Buy a phone from O2 and enjoy an extra 5GB of data with your plan.
5GB Data
2 people used today