It's no secret why Three bills itself as the best network for data–they carry more of it than any other provider in the UK. Join the fastest growing mobile network with coverage for 99% of the population and enjoy lightning-fast 5G connectivity, Wi-Fi calling, and a host of other must-have network features. And do it all for less with Three vouchers and Three discount codes.
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Updated January 20, 2021
Three Vouchers 2021
It's no secret why Three bills itself as the best network for data–they carry more of it than any other provider in the UK. Join the fastest growing mobile network with coverage for 99% of the population and enjoy lightning-fast 5G connectivity, Wi-Fi calling, and a host of other must-have network features. And do it all for less with Three vouchers and Three discount codes.
Three Vouchers 2021
Updated January 20, 2021
20%OFF
Take 10-20% off mobile phones, sims, and more with the Three student discount
Check out these student offers to get 10% off the latest Three mobile phones, 20% off SIM only deals, and 20% off home broadband. Sign up your email and start saving!
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50%OFF
Winter Special: Get 50% off select Three SIM plans for 6 months
Get 6 months at half price with select SIM plans at Three. Don't pay the full price this winter and save big on your monthly bill!
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FREEGIFTS
Get a free Buds Pro and SmartTag when you pre-order the Samsung Galaxy S21 at Three
Pre-order the new Samsung Galaxy S21 Ultra 5G and you can claim a Galaxy Buds Pro and SmartTag gift bundle worth £249!
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Expires
1 month from now
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10%OFF
Customer Only Deals: Get special offers for over 10% off phones and accessories at Three
Calling all existing customers - check out these exclusive Three deals! Knock at least 10% off phones, accessories and plans.
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FREESPOTIFY
Claim 6 months free subscription to Spotify Premium with select Galaxy phones at Three
Get a Samsung Galaxy A21, A51 or A71 before 5th March 2021 and you can redeem six months free subscription to Spotify Premium!
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Expires
1 month from now
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5%OFF
Find Three mobile phones for 5% off per month
Pay less on your monthly phone bill when you go with Three! Grab a brand new mobile device from top brands like iPhone, Samsung Galaxy and Huawei.
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20%OFF
Shop the Three Winter Sale for over 20% off select phones
Find the hottest phones for up to £130 off with select plans at the Three Winter Sale!
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FREEDATA
Sign up for Three SIM broadband plans and get 200MB of free data every month
No wifi? No problem. Get the Data Reward SIM from Three and receive 200MB of free data every month!
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£80
Earn up to £80 when you refer your friends to Three
Tell all your family and friends about Three! Get £10-£80 in cash when they purchase mobile devices and SIM's!
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FREESUBSCRIPTION
Get 12 months of Apple TV+ for free with select Three iPads
Check out these Three deals on the Apple iPad Pro to get a year of Apple TV+ free of charge. Don't miss out!
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£50OFF
Recycle your tech and get cashback of more than £50 with Three
Sell your used phone, tablet or wearable to Three and receive instant cashback of up to £400! Send yours in today!
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FREETECH
Catch the Winter Sale for free tech with select phones at Three
Get free smartwatches, earbuds and more with the purchase of select mobile devices. Visit Three and shop today!
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10%OFF
Winter Sale: Take over 10% off tablets at Three
Knock at least 10% off tablets and receive free data with select Three plans this winter!
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FROM£22
Enjoy unlimited Three broadband on 4G or 5G from £22 per month
If you're looking for fast 4G and 5G speeds, unlimited data, and no landlines, look no further. You can get a Three home broadband plan starting at £22.
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FREESIM
Order a free SIM on pay as you go plans from Three
Get a free SIM from Three today! Just add top-ups and add ons for more data.
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£15
Get monthly unlimited data boosts for as low as £15 at Three
Never run out of data with unlimited data boosts every month. Sign up for Three add-ons for only £15!
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£0 UPFRONT
Winter Deal - Score select Three mobile phones for £0 upfront
Don't worry about buying a new phone and paying monthly. Get phones for free at Three when you purchase select plans!
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£10
Get a Three pay as you go SIM plan starting at £10
Start at £10 a month for 6GB with a pay as you go SIM plan at Three.
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FROM£40
Grab iPhones starting for £40 a month at Three
Get the new iPhone 12 or iPhone 8 at Three this season. Find plans starting for £40 a month and £29 upfront costs!
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£6
Purchase SIM only plans for as low as £6 at Three
Get a SIM only plan from Three from only £6 a month!
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FROM£5
Find monthly data add-ons from Three starting at £5
Running a bit low on data? Add an extra 1 GB for £5 or unlimited data for the month for only £15!
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£20
Browse phone plans with unlimited data for as low as £20 at Three
Don't worry about running out of data! Fin phone plans at Three with unlimited data for £20 a month!
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£20
Business Offer - Find Three unlimted data plans for as low as £20 a month
Register your business with Three and receive unlimited data plans for only £20 a month!
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£20
Customize your Three tech accessories for £20
Give the gift of personalisation this season with custom phone cases, watch straps and Airpods. Order yours for only £19.99 at Three!
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FROM£15
Check out Three tablets starting at £15 a month
Interested in a tablet? Get one with a data plan so you can use it anywhere starting at just £15 a month.
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FREEDELIVERY
Enjoy free next day delivery at Three
Get your purchase delivered fast and right to your door with Three. Score free next day delivery when you place your order before 4 o'clock!
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FREEAPP
Download the Three app for free and manage your phone today
Don't worry about the queues or calls anymore! Download the Three app for free to view your bills, top up your plan and control your spending.
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More about Three
Using the Three App
The Three app allows customers to manage their data, contact customer support, log onto their My3 account, and access exclusive Three UK deals on extra data, calls, and handset upgrades.
It's an essential tool for anyone who struggles to keep track of mobile bills, as well as pay-as-you-go customers who need to know how much credit they have remaining.
Three Network Review
Three Mobile is the fourth largest mobile phone network in the UK, and it tends to do quite well in company comparisons.
Commentators often [h]highlight[h] affordable Three phone deals, the wide range of phone models on offer, unlimited data plans ("All You Can Eat"), and strong customer support.
Three Contact Information
If customers want to get in touch with Three regarding their contract, upgrades, or how to use Three vouchers, doing so should be fairly simple. Current customers can just call 333 to access 24/7 support.
Otherwise, they can call: 0333 338 1001 (8:00-20:00 Monday to Friday, 9:00-18:00 at weekends). Online support is also available via My3 accounts.
Past Three Vouchers & Deals
| Deal Amount | Title of Deal | Deal Type | |
| 10% Off | Three student discount for 10% off | Offer | Expired |
| 15% Off | Three NHS discount for 15% off | Offer | Expired |
| 25% Off | Three Friends and Family discount for 25% off | Offer | Expired |
FAQs with Three
Does Three have a student discount?
Believing that you don't have to sacrifice good cellular service while sticking to a tight budget, students can enjoy exclusive deals right on their website. You can save on smartphones, SIM, free gifts with purchase, and broadband with a valid academic ID.
How do you get free delivery from Three?
When you join their service and order any device online, you'll receive free express shipping within the UK. Plus, when you order by 4pm, you'll get your phone the next working day! Just make sure you take along a voucher code during checkout for maximum savings.
How do you get a discount at Three?
To receive the latest deals and discount offers straight to your device, just download their free app for Android and iOS! They love to surprise their customers with special offers, so download it today to save. Otherwise, you can always browse here for the latest coupons all in one convenient place.
Popular Expired Three Discount Codes
£6
Limited Time Offer: Get this Three SIM only deal with 1GB of data for £6
Take advantage of this Three offer to get 1GB of data plus unlimited talk and text for only £6 a month. Hurry before it's gone!
Expired
8 months ago
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£55
Grab the new iPhone 11 with unlimited data for £55 a month at Three
Treat yourself and get the new iPhone 11 for only £55 a month AND unlimited data!
Expired
4 months ago
Terms:
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70%OFF
Score 10-70% off tablets with Three deals for existing customers
Check out these Three sales to get all tablets without any upfront cost and at least 10% off the monthly bill-- that's up to 70% off just for you! Not a customer? Join for free today!
Expired
4 months ago
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50%OFF
Enjoy this Three SIM only plan for 5G ready, unlimited data at half price for 6 months
Grab this 12 month Advance plan with 5G ready, unlimited data, and unlimited texts and minutes for £11 for 6 months instead of £22 with this SIM only Three deal!
Expired
5 months ago
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£168OFF
Take £168 off the Apple iPhone Xs with unlimited data at Three
Check out this Three mobile deal on the iPhone Xs with unlimited data, Go Binge and Go Roam for £168 less on a 24 month plan!
Expired
11 months ago
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FREEGIFT
Receive a free Huawei Mini Speaker with a Huawei P Smart 2019 purchase at Three
Take advantage of this Huawei deal on the Smart 2019 for as low as £16 per month and get a free mini speaker!
Expired
8 months ago
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£480OFF
Shop Black Friday deals at Three for £96-480 off iPhones, Samsungs, and Huaweis
Find your next smartphone at Three, where you can shop their Black Friday deals and receive £96-480 off select phones such as the Apple iPhone 11, the Huawei P30, and the Samsung Galaxy S10 Plus.
Expired
1 year ago
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FREEGIFT
Three Deal: Get a free gaming bundle or a book cover with a Samsung Galaxy Tab S7 purchase
Choose your gift and score massive Three discounts when you pre-order the new Samsung Galaxy Tab S7 today. Hurry before this offer ends!
Expired
5 months ago
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£10OFF
Get £10 off Tech21 phone cases at Three
Keep your phones secure with one of these great cases all for £10 off! Shop a wide selection of designs and styles for iPhone, Samsung and more!
Expired
10 months ago
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FROM£25
Limited Time: Get an iPhone 11 with unlimited data from Three starting at £25 a month
Looking to upgrade? Get the iPhone 11 with UNLIMITED data starting at just £25 a month for a limited time!
Expired
1 month ago
Terms:
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