Updated September 16, 2021

O2 Promo Codes 2021

When you're shopping for a new mobile phone, shop at O2 to ensure you get the best selection of the latest phones and tablets, the best data plans in the UK, and flexible monthly rates. O2.co.uk offers flexible data plans to suit all lifestyles as well as family plans. When shopping for your new plan, make sure to use O2 promo codes and O2 discount codes for the best savings.

O2 Promo Codes 2021

When you're shopping for a new mobile phone, shop at O2 to ensure you get the best selection of the latest phones and tablets, the best data plans in the UK, and flexible monthly rates. O2.co.uk offers flexible data plans to suit all lifestyles as well as family plans. When shopping for your new plan, make sure to use O2 promo codes and O2 discount codes for the best savings.
Updated September 16, 2021

£30
OFF

Get £30 off the upfront cost of the iPhone SE with this O2 discount code

Enter this O2 promo code at checkout to unlock a £30 discount on the upfront cost of an iPhone SE 2020 phone.
13 uses today
Get promo codeIPHONESE30
£30 Off
13 uses today

Get £30 off the upfront cost of the iPhone SE with this O2 discount code

Enter this O2 promo code at checkout to unlock a £30 discount on the upfront cost of an iPhone SE 2020 phone.

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10%
OFF

Check out the latest O2 deals and offers for at least 10% off

Whatever O2 deal we don't have here on Trusted Reviews, you can find here.
36 uses today
Get Deal
10% Off
36 uses today

Check out the latest O2 deals and offers for at least 10% off

Whatever O2 deal we don't have here on Trusted Reviews, you can find here.

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25%
OFF

O2 Open: Get up to 25% off your phone and tablet plans

Buy a new phone or tablet on an O2 Refresh plan, and save up to 25% on your Airtime Plan if you work for an eligible company.
24 uses today
Get Deal
25% Off
24 uses today

O2 Open: Get up to 25% off your phone and tablet plans

Buy a new phone or tablet on an O2 Refresh plan, and save up to 25% on your Airtime Plan if you work for an eligible company.

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FREE
DELIVERY

Get your O2 order delivered the next day for free when you order before midnight

Need your items quickly? Just order before midnight and have it delivered the next day with this O2 deal.
9 uses today
Get Deal
Free Delivery
9 uses today

Get your O2 order delivered the next day for free when you order before midnight

Need your items quickly? Just order before midnight and have it delivered the next day with this O2 deal.

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20%
OFF

Student Offers: Get 20% off accessories and airtime plans at O2

Enjoy an amazing discount of 20% off airtime plans and accessories with the student discount.
19 uses today
Get Deal
20% Off
19 uses today

Student Offers: Get 20% off accessories and airtime plans at O2

Enjoy an amazing discount of 20% off airtime plans and accessories with the student discount.
Terms: {"promotion_term_id":15256,"promotion_id":40298,"content":"<p>Valid for verified students only.<\/p>","created_at":1602008588,"updated_at":1602008588}

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£76

Enjoy up to £76 off the iPhone 11 from O2 for a limited time

Shop now and get up to £76 off the iPhone 11 over the course of your contract.
6 uses today
Get Deal
£76
6 uses today

Enjoy up to £76 off the iPhone 11 from O2 for a limited time

Shop now and get up to £76 off the iPhone 11 over the course of your contract.
Expires 1 week from now

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£10
OFF

Grab the Apple HomePod mini for £10 off at O2 - limited time

Get a small speaker for your home and get £10 off for a limited time!
3 uses today
Get Deal
£10 Off
3 uses today

Grab the Apple HomePod mini for £10 off at O2 - limited time

Get a small speaker for your home and get £10 off for a limited time!
Expires 6 days from now

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20%
OFF

Multi-Save Offer: Enjoy 20% off each line you add to your O2 plan

Looking for a way to save money on your mobile bill? Switch to the O2 multisave plan to get 20% off every additional line that you add.
1 use today
Get Deal
20% Off
1 use today

Multi-Save Offer: Enjoy 20% off each line you add to your O2 plan

Looking for a way to save money on your mobile bill? Switch to the O2 multisave plan to get 20% off every additional line that you add.
Terms: {"promotion_term_id":16749,"promotion_id":41767,"content":"<p>Some exclusions may apply. Discount applies to airtime plans only, device balance is not included.&nbsp;<\/p>","created_at":1605034276,"updated_at":1605034276}

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30%
OFF

Enjoy 10-30% off tablets and phones in the O2 clearance sale

Find the latest models of phones and tablets for up to 30% off when you shop at the O2 sale section.
Get Deal
30% Off

Enjoy 10-30% off tablets and phones in the O2 clearance sale

Find the latest models of phones and tablets for up to 30% off when you shop at the O2 sale section.

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25%
OFF

NHS employees and teachers get up to 25% off O2 Airtime Plans

If you're a teacher or NHS employee, you qualify for the O2 Open programme. Just buy a new device on a Refresh plan to save up to 25%!
3 uses today
Get Deal
25% Off
3 uses today

NHS employees and teachers get up to 25% off O2 Airtime Plans

If you're a teacher or NHS employee, you qualify for the O2 Open programme. Just buy a new device on a Refresh plan to save up to 25%!

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FREE
GIFTS

September Offer: Claim free gifts with the Galaxy S21 at O2

Score a free pair of Galaxy Buds Pro and SmartTag when you order a Samsung Galaxy S21 series phone. Grab this deal at O2 with plans starting from £37.66 per month.
Get Deal
Free Gifts

September Offer: Claim free gifts with the Galaxy S21 at O2

Score a free pair of Galaxy Buds Pro and SmartTag when you order a Samsung Galaxy S21 series phone. Grab this deal at O2 with plans starting from £37.66 per month.
Expires 2 weeks from now

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£250
OFF

Upgrade to the new Galaxy Z Flip3 or Fold3 from O2 and get up to £250 off when you trade in your old phone

Get the coolest phones available and get up to £250 off a brand new Samsung Galaxy Z Fold3 or Flip3 when you trade in your old phone.
Get Deal
£250 Off

Upgrade to the new Galaxy Z Flip3 or Fold3 from O2 and get up to £250 off when you trade in your old phone

Get the coolest phones available and get up to £250 off a brand new Samsung Galaxy Z Fold3 or Flip3 when you trade in your old phone.
Expires 2 weeks from now

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40%
OFF

Shop the O2 accessories sale to get up to 40% off

Find huge savings on cases, screen protectors, headphones, speakers, chargers and more. No O2 promo code is required, all items are already marked down.
3 uses today
Get Deal
40% Off
3 uses today

Shop the O2 accessories sale to get up to 40% off

Find huge savings on cases, screen protectors, headphones, speakers, chargers and more. No O2 promo code is required, all items are already marked down.

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£10 CREDIT

Pay As You Go Deal: Claim a £10 credit when you sign up for My O2

For a limited time sign up for My O2 as an active pay as you go customer and claim a £10 credit.
Get Deal
£10 Credit

Pay As You Go Deal: Claim a £10 credit when you sign up for My O2

For a limited time sign up for My O2 as an active pay as you go customer and claim a £10 credit.

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FREE
TABLET

Receive a free Lenovo tablet with the Moto Edge 20 Pro 5G from O2

Upgrade to the Motorola Moto Edge 20 Pro 5G and claim a free Lenovo M10 tablet for a limited time.
Get Deal
Free Tablet

Receive a free Lenovo tablet with the Moto Edge 20 Pro 5G from O2

Upgrade to the Motorola Moto Edge 20 Pro 5G and claim a free Lenovo M10 tablet for a limited time.
Expires 4 weeks from now

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FREE
SUBSCRIPTION

Enjoy 6 months of Apple Music for free when you spread the cost of AirPods from O2

Grab a pair of Apple AirPods 2019 from O2 and spread the cost to get 6 months of Apple Music for free.
Get Deal
Free Subscription

Enjoy 6 months of Apple Music for free when you spread the cost of AirPods from O2

Grab a pair of Apple AirPods 2019 from O2 and spread the cost to get 6 months of Apple Music for free.

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£220
OFF

Take up to £220 off select OPPO phones at O2

Grab an OPPO FInd X3 series phone, Reno4 Pro, Find X2 or the A53 for discounts of up to £220 off at O2!
Get Deal
£220 Off

Take up to £220 off select OPPO phones at O2

Grab an OPPO FInd X3 series phone, Reno4 Pro, Find X2 or the A53 for discounts of up to £220 off at O2!

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FROM
£15

Grab a Nintendo Switch Lite from O2 starting at £15 a month

Take your games on the go with a Nintendo Switch Lite for just £15 a month.
1 use today
Get Deal
From £15
1 use today

Grab a Nintendo Switch Lite from O2 starting at £15 a month

Take your games on the go with a Nintendo Switch Lite for just £15 a month.

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10%
OFF

Get 10% back on your O2 online top up every 3 months

Sign up for My O2 and with O2 Rewards, you'll get 10% back every 3 months.
Get Deal
10% Off

Get 10% back on your O2 online top up every 3 months

Sign up for My O2 and with O2 Rewards, you'll get 10% back every 3 months.

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FREE
SUBSCRIPTION

Enjoy Apple Fitness+ free for 3 months when you buy an Apple Watch from O2

Thinking about getting a smart watch? For a limited time buy an Apple Watch from O2 and get a 3-month subscription to Apple Fitness+ for free.
Get Deal
Free Subscription

Enjoy Apple Fitness+ free for 3 months when you buy an Apple Watch from O2

Thinking about getting a smart watch? For a limited time buy an Apple Watch from O2 and get a 3-month subscription to Apple Fitness+ for free.

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UNDER
£50

Get the new iPhone 12 5G for under £50 a month at O2

Get the newest iPhone for under £50 a month!
2 uses today
Get Deal
Under £50
2 uses today

Get the new iPhone 12 5G for under £50 a month at O2

Get the newest iPhone for under £50 a month!

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UNDER
£25

Check out the selection of O2 phones for under £25 a month

Looking for a new mobile phone on a budget? Shop phones from top brands like Apple, Samsungs, Motorola and more for under £25 a month.
Get Deal
Under £25

Check out the selection of O2 phones for under £25 a month

Looking for a new mobile phone on a budget? Shop phones from top brands like Apple, Samsungs, Motorola and more for under £25 a month.
Terms: {"promotion_term_id":16149,"promotion_id":41178,"content":"<p>Valid on select plans and phones only.<\/p>","created_at":1603817256,"updated_at":1603817256}

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UNDER
£40

Pre-order the new iPad Pro from O2 for under £40 a month

Looking for a new iPad? Pre-order the new iPad Pro for just £20 upfront and less than £40 a month!
Get Deal
Under £40

Pre-order the new iPad Pro from O2 for under £40 a month

Looking for a new iPad? Pre-order the new iPad Pro for just £20 upfront and less than £40 a month!

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FREE
SUBSCRIPTION

Enjoy 6 months of Disney Plus for free when you upgrade with O2

Thinking about upgrading or switching to O2? For a limited time enjoy a 6-month subscription to Disney+ for free!
Get Deal
Free Subscription

Enjoy 6 months of Disney Plus for free when you upgrade with O2

Thinking about upgrading or switching to O2? For a limited time enjoy a 6-month subscription to Disney+ for free!

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£250
OFF

Claim up to £250 extra when you trade in your old tech at O2

Recycle your old phone, tablet or watch at O2 and you can receive up to £250 extra on top of the trade-in value!
Get Deal
£250 Off

Claim up to £250 extra when you trade in your old tech at O2

Recycle your old phone, tablet or watch at O2 and you can receive up to £250 extra on top of the trade-in value!

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IN STORE

Click and collect any O2 order for free

Click and collect your order at an O2 store within minutes!
Get Deal
In Store

Click and collect any O2 order for free

Click and collect your order at an O2 store within minutes!
Terms: {"promotion_term_id":14085,"promotion_id":39150,"content":"<p>Applicable if your item is available. In some cases delivery could take a couple days.<\/p>","created_at":1598039900,"updated_at":1598041965}

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More about O2

O2 Contact Information

The O2 phone number is 0344 809 0202, and you can use this for an O2 cancel contract request, to ask questions about O2 promo codes, or to make any other kind of query relating to your phone and account. 

Use your online account to speak to the team on live chat, or go into a retail location for assistance.

O2 Online Top Up

You can make an O2 online top up onto your account via the website, by calling 4444 from your phone or by setting up an auto top-up. 

You can buy O2 contracts online too. 

Look out for O2 promo codes that save you more!

O2 Network

The O2 network coverage can be checked online at any time to see what current coverage is available in your area. 

Buy an O2 sim only for an existing contract online or in-store, and find out more about O2 wifi calling in the product demo area.

Past O2 Promo Codes & Deals

Deal AmountTitle of DealDeal Type
Free SIMGet a Free O2 SIM cardOfferExpired
10% OffO2 NHS discount for 10% offOfferExpired
25% OffO2 Open discount for up to 25% OffOfferExpired
10% Off10% off select O2 SIM-only plans with this promo codeDiscount CodeExpired

FAQs with O2


Does O2 have a student discount?

Yes, O2 offers students 20% off airtime plans and accessories. If you’re looking to upgrade your phone or switch to O2, just verify your student status to get a unique code to enter in your basket to get your discount.


Is there an O2 family plan discount?

If you’re looking at adding a line to your O2 contract or switching your family from another carrier, you can get 20% off airtime plans for any line added after the first. Just buy your phone directly from O2, choose an eligible plan, and follow the directions on the website to get 20% off and manage all your lines with one simple bill.


Does O2 offer a NHS discount

O2 has a programme called O2 Open where employees of eligible companies can get up to 25% off their airtime plan. The NHS is currently a part of this programme, so NHS employees can get up to 25% off an airtime plan.

Popular Expired O2 Discount Codes

15%
OFF

Pay with PayPal to score 15% off ALL accessories using this O2 discount code

Don't miss this deal! Just pay with PayPal at checkout to save 15% on AirPods, Galaxy Buds, and more great accessories.
15% Off

Pay with PayPal to score 15% off ALL accessories using this O2 discount code

Expired 1 year ago

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£200
OFF

Take £200 off the iPhone Xs Max upfront with this O2 promo code

See the amazing iPhone Xs Max screen for yourself when you save £200 on your purchase simply by entering this O2 promo code on the basket page.
£200 Off

Take £200 off the iPhone Xs Max upfront with this O2 promo code

Expired 1 year ago
Terms: {"promotion_term_id":5091,"promotion_id":31002,"content":"<p>Expires: Unknown. Available while supplies last.&nbsp;<\/p>","created_at":1579186370,"updated_at":1579186370}

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£100
OFF

Get £100 off an iPhone 11 Pro with this O2 promo code

Enjoy amazing quality photos and videos with a like-new iPhone 11 Pro. Knock £100 off the upfront cost when you apply this O2 promo code at checkout.
£100 Off

Get £100 off an iPhone 11 Pro with this O2 promo code

Expired 1 year ago

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£20
OFF

Get £20 off all Apple Watches with this O2 promo code

Track your fitness goals and always be connected with this O2 deal, saving you £20 on the cost of all Apple Watches!
£20 Off

Get £20 off all Apple Watches with this O2 promo code

Expired 1 year ago

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£108
OFF

Knock £108 off the Samsung Galaxy Tab S4 tablet from O2

Save big on this new Samsung Galaxy Tab S4! The perfect combination of laptop and tablet.
£108 Off

Knock £108 off the Samsung Galaxy Tab S4 tablet from O2

Expired 2 years ago

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£144
OFF

Use this O2 discount code for up to £144 off the iPhone Xs Max

Grab a like-new iPhone Xs Max using this O2 promo code to save up to £144 while stocks last! Find a pay monthly plan for less than £50.
£144 Off

Use this O2 discount code for up to £144 off the iPhone Xs Max

Expired 1 month ago

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£30
OFF

Limited Time - Use this O2 promo code for £30 off select like-new phones

Enjoy £30 off the upfront cost of select like-new phones with this limited time O2 discount code! Choose from the iPhone 11, iPhone 12, Galaxy S10, or the Galaxy S9!
£30 Off

Limited Time - Use this O2 promo code for £30 off select like-new phones

Expired 2 months ago
Terms: {"promotion_term_id":25287,"promotion_id":50260,"content":"<p>Expires: 16 June 2021<\/p>","created_at":1623356679,"updated_at":1623356679}

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£50
OFF

O2 Discount Code: £50 off a refurbished 256GB iPhone XS for a limited time

Upgrade to a like-new 256GB iPhone XS and get £50 off the upfront cost with this O2 promo code.
£50 Off

O2 Discount Code: £50 off a refurbished 256GB iPhone XS for a limited time

Expired 2 months ago

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£50
OFF

Enjoy £50 off the upfront cost of the refurbished Huawei P40 Pro with this O2 voucher code

Grab a refurbished Huawei P40 Pro and get £50 off the upfront cost for a limited time.
£50 Off

Enjoy £50 off the upfront cost of the refurbished Huawei P40 Pro with this O2 voucher code

Expired 2 weeks ago

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£144
OFF

Get £144 off select refurbished Samsung phones with this O2 promo code

Looking to upgrade your phone? For a limited time get up to £144 off select Samsung refurbished phones!
£144 Off

Get £144 off select refurbished Samsung phones with this O2 promo code

Expired 2 months ago
Terms: {"promotion_term_id":25033,"promotion_id":50006,"content":"<p>While stock lasts.<\/p>","created_at":1622656443,"updated_at":1622656443}

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