Updated December 3, 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 December 3, 2021

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.
91 uses today
Get Deal
10% Off
91 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

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%!
42 uses today
Get Deal
25% Off
42 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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£300
OFF

O2 Black Friday Offer: Enjoy up to £300 off the Pixel 6 over the course of your contract

Upgrade to Google's newest Pixel phone and enjoy up to £300 off over your 36-month contract!
1 use today
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£300 Off
1 use today

O2 Black Friday Offer: Enjoy up to £300 off the Pixel 6 over the course of your contract

Upgrade to Google's newest Pixel phone and enjoy up to £300 off over your 36-month contract!
Expires 5 days from now

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£144
OFF

Score up to £144 off the iPhone 13 with unlimited data at O2 this Black Friday

Choose the unlimited data plan for the iPhone 13 for £50.99 per month and £30 upfront and you'll save £144 over the course of your O2 contract this Black Friday.
4 uses today
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£144 Off
4 uses today

Score up to £144 off the iPhone 13 with unlimited data at O2 this Black Friday

Choose the unlimited data plan for the iPhone 13 for £50.99 per month and £30 upfront and you'll save £144 over the course of your O2 contract this Black Friday.
Expires 5 days from now

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£400
OFF

Shop Black Friday offers at O2 for up to £400 off

Don't miss out on these incredible Black Friday savings at O2! Enjoy as much as £400 off phones like the Galaxy S21, Galaxy Z Flip3, iPhone SE 202 and others.
Get Deal
£400 Off

Shop Black Friday offers at O2 for up to £400 off

Don't miss out on these incredible Black Friday savings at O2! Enjoy as much as £400 off phones like the Galaxy S21, Galaxy Z Flip3, iPhone SE 202 and others.
Expires 5 days from now

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£250
OFF

Knock up to £250 off the iPhone 12 at O2 for Black Friday

Score the 100GB, 150GB or Unlimited data plan for the iPhone 12 and you'll receive up to £250 off over the course of your O2 plan.
1 use today
Get Deal
£250 Off
1 use today

Knock up to £250 off the iPhone 12 at O2 for Black Friday

Score the 100GB, 150GB or Unlimited data plan for the iPhone 12 and you'll receive up to £250 off over the course of your O2 plan.
Expires 5 days from now
Terms: {"promotion_term_id":29167,"promotion_id":54139,"content":"<p>Expires: 8th December 2021<\/p>","created_at":1636990281,"updated_at":1636990281}

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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.
10 uses today
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25% Off
10 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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£400
OFF

Shop the O2 Black Friday sale and get £100-£400 off select Samsung phones

Grab phones including the Samsung Galaxy S21 5G, S21 Ultra 5G, A52s 5G, and more for up to £400 off for a limited time!
3 uses today
Get Deal
£400 Off
3 uses today

Shop the O2 Black Friday sale and get £100-£400 off select Samsung phones

Grab phones including the Samsung Galaxy S21 5G, S21 Ultra 5G, A52s 5G, and more for up to £400 off for a limited time!
Expires 5 days from now

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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.
7 uses today
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20% Off
7 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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£500
OFF

Grab a Samsung Galaxy Book Pro 360 and get over £500 off in the O2 Black Friday sale

Looking for a new laptop? For a limited time get over £500 off the Samsung Galaxy Book Pro 360 5G!
Get Deal
£500 Off

Grab a Samsung Galaxy Book Pro 360 and get over £500 off in the O2 Black Friday sale

Looking for a new laptop? For a limited time get over £500 off the Samsung Galaxy Book Pro 360 5G!
Expires 5 days from now

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£310
OFF

Black Friday Deal: Grab the iPad Pro with 5G for up to £310 off at O2

Score the Apple iPad Pro 12.9 inch with 5G for up to £310 off and £20 in upfront costs at O2 for a limited time only.
Get Deal
£310 Off

Black Friday Deal: Grab the iPad Pro with 5G for up to £310 off at O2

Score the Apple iPad Pro 12.9 inch with 5G for up to £310 off and £20 in upfront costs at O2 for a limited time only.
Expires 5 days from now

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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.
Get Deal
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.

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£100
OFF

Find the Samsung Galaxy Watch4 and Watch4 Classic for over £100 off in the Black Friday sale at O2

Looking for a smartwatch? Shop now and get over £100 off for a limited time!
Get Deal
£100 Off

Find the Samsung Galaxy Watch4 and Watch4 Classic for over £100 off in the Black Friday sale at O2

Looking for a smartwatch? Shop now and get over £100 off for a limited time!
Expires 5 days from now

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£400
OFF

O2 Black Friday Deals: Get up to £400 off the Samsung Galaxy Z Flip3 5G

Upgrade to the Z Flip 3 5g on select O2 plans and enjoy up to £400 off over the course of your contract.
Get Deal
£400 Off

O2 Black Friday Deals: Get up to £400 off the Samsung Galaxy Z Flip3 5G

Upgrade to the Z Flip 3 5g on select O2 plans and enjoy up to £400 off over the course of your contract.
Expires 5 days 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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£216
OFF

Grab yourself a new OPPO phone and get £180-£216 off in the O2 Black Friday sale

For a limited time get the OPPO Find X3 Neo 5G, Find X3 Lite 5G, or Find X3 Pro 5G for up to £216 off over the course of your plan.
Get Deal
£216 Off

Grab yourself a new OPPO phone and get £180-£216 off in the O2 Black Friday sale

For a limited time get the OPPO Find X3 Neo 5G, Find X3 Lite 5G, or Find X3 Pro 5G for up to £216 off over the course of your plan.
Expires 5 days from now

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FROM
£39

Grab the iPhone 13 from £39 a month at O2

Purchase either the 150GB, Unlimited, or 3GB data plan for the new iPhone 13 with monthly payments starting from £38.99 when you go with O2.
1 use today
Get Deal
From £39
1 use today

Grab the iPhone 13 from £39 a month at O2

Purchase either the 150GB, Unlimited, or 3GB data plan for the new iPhone 13 with monthly payments starting from £38.99 when you go with O2.

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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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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.
1 use today
Get Deal
10% Off
1 use today

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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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.
Get Deal
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.
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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£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
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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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.
Get Deal
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.

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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!
1 use today
Get Deal
In Store
1 use today

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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£150
OFF

For a limited time get £150 off the upfront cost of the iPhone 12 Pro Max with this O2 discount code

Shop now and get £150 off the iPhone 12 Pro Max in Pacific Blue for a limited time.
£150 Off

For a limited time get £150 off the upfront cost of the iPhone 12 Pro Max with this O2 discount code

Expired 2 weeks ago

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£4
OFF

Get £4 off a month on your Airtime plan with the iPhone XS Max - O2 promo code

Grab this like-new iPhone XS Max and save £4 per month on your Airtime plan when you apply this O2 voucher code at checkout.
£4 Off

Get £4 off a month on your Airtime plan with the iPhone XS Max - O2 promo code

Expired 1 month ago

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£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.
£30 Off

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

Expired 1 month 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 4 months 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 5 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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