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.
...Read more
Updated January 16, 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 January 16, 2020
15%OFFPROMO CODE
Take 15% off mobile accessories with this O2 promo code
Grab phone cases, earbuds, smart watches, bluetooth speakers, and more accessories for 15% off when you apply this O2 discount code at the checkout.
4 people used today
GET CODE PAYPAL15
Take 15% off mobile accessories with this O2 promo code
Grab phone cases, earbuds, smart watches, bluetooth speakers, and more accessories for 15% off when you apply this O2 discount code at the checkout.
15% Off
4 people used today
£200OFFSALE
January Sale: Enjoy up to £200 off phones and tablets at O2
During this Winter Sale at O2, receive up to £200 off select Samsung, Apple, and Windows phones and tablets.
5 people used today
GET DEAL
January Sale: Enjoy up to £200 off phones and tablets at O2
During this Winter Sale at O2, receive up to £200 off select Samsung, Apple, and Windows phones and tablets.
£200 Off
5 people used today
20%OFFSALE
Get a 20% student discount on an Airtime plan at O2
Are you heading back to uni? Take advantage of this O2 student discount and save 20% on Airtime Plans.
1 person used today
GET DEAL
Get a 20% student discount on an Airtime plan at O2
Are you heading back to uni? Take advantage of this O2 student discount and save 20% on Airtime Plans.
20% off
1 person used today
£30OFFSALE
Take £30 off wireless Samsung Galaxy Buds during this O2 sale
Snag these wireless Samsung ear buds for £30 off when you shop this O2 UK sale.
GET DEAL
Take £30 off wireless Samsung Galaxy Buds during this O2 sale
Snag these wireless Samsung ear buds for £30 off when you shop this O2 UK sale.
£30 Off
50%OFFSALE
Get 50% off iPhone 11 and 11 pro cases during the January Sale at O2
Shop for iPhone 11 and 11 pro BeHello phone cases at half price during this O2 sale!
GET DEAL
Get 50% off iPhone 11 and 11 pro cases during the January Sale at O2
Shop for iPhone 11 and 11 pro BeHello phone cases at half price during this O2 sale!
50% Off
£25SALE
Tell a friend about O2 and get £25 in Amazon vouchers at O2
You will get £25 in Amazon vouchers when you friends take out an O2 Pay Monthly contract.
GET DEAL
Tell a friend about O2 and get £25 in Amazon vouchers at O2
You will get £25 in Amazon vouchers when you friends take out an O2 Pay Monthly contract.
£25
£12.50SALE
Enjoy a 100GB sim only plan for £12.50 at O2
Grab this O2 sim only deal of 100 GB for £12.50 for the first 3 months, then £25 after.
GET DEAL
Enjoy a 100GB sim only plan for £12.50 at O2
Grab this O2 sim only deal of 100 GB for £12.50 for the first 3 months, then £25 after.
£12.50
50%OFFSALE
Get up to 50% off an O2 family plan
When you have a plan with the entire family, you can save up to 50% off your bill at O2.
GET DEAL
Get up to 50% off an O2 family plan
When you have a plan with the entire family, you can save up to 50% off your bill at O2.
50% off
20%OFFSALE
Find more O2 deals & offers
Check here for more great promotions and discounts on O2 mobile phones and plans.
GET DEAL
Find more O2 deals & offers
Check here for more great promotions and discounts on O2 mobile phones and plans.
20% Off
£10OFFSALE
Take £10 off select phone accessories at O2
Pick up Tech 21 phone cases and Zagg screen protectors and Take an extra £10 off!
GET DEAL
Take £10 off select phone accessories at O2
Pick up Tech 21 phone cases and Zagg screen protectors and Take an extra £10 off!
£10 Off
25%OFFSALE
Take up to 25% off 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 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
FROM$15SALE
Get an Apple Watch from O2 for just $15 a month
Enjoy a Series 4 Apple Watch for $15 a month for the first 6 months.
GET DEAL
Get an Apple Watch from O2 for just $15 a month
Enjoy a Series 4 Apple Watch for $15 a month for the first 6 months.
From $15 a Month
FROM£10SALE
Grab a pay as you go SIM for a minimum of £10 at O2
Grab the classic O2 pay as you go plan for only £10 a month.
GET DEAL
Grab a pay as you go SIM for a minimum of £10 at O2
Grab the classic O2 pay as you go plan for only £10 a month.
From £10
£20SALE
Get 25GB of data for £20 at O2
Grab these pay monthly O2 sim only deals now with 25GB for £20!
GET DEAL
Get 25GB of data for £20 at O2
Grab these pay monthly O2 sim only deals now with 25GB for £20!
£20
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
IN STOREDEAL
Enjoy free click and collect for your device from O2
Order your new O2 phone, tablet, or accessories and collect from your local store completely free of charge within the same day.
GET DEAL
Enjoy free click and collect for your device from O2
Order your new O2 phone, tablet, or accessories and collect from your local store completely free of charge within the same day.
In Store
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
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
Take £100-£150 off select refurbished Apple iPhones at O2
Shop the O2 Apple iPhone range for over £100 off the 'Like New' iPhone 7, iPhone 8, and iPhone Xs Max.
£150 Off
Winter Sale: Enjoy up to £200 off phones and tablets at O2
Shop the winter O2 sale for up to £200 off the latest phones and tablets.
£200 Off