Three Mobile Phone Deals


Three Mobile

Launched in 2003 as the UK’s first 3G network, laying its ground as the work that was born to stand out. Today, Three has over 10 million customers and the network covers 99% of the UK population.

Not only were they the 3G innovators they are now the UK’s leading 5G spectrum holdings with more than the rest of the industry combined. Three is the only provider to be able to meet the International Telecoms Union 2020 standard for fill 5G services.

Three UK is part of the CK Hutchinson Holdings Ltd, a group of companies with mobile operations in 11 countries. They cover 28% of the UK’s mobile data traffic from 10.3 million customers. With 16,500 mast sites and 3 times more 5G spectrum that EE, O2 and Vodafone, Three is one of the most popular data orientated networks.

Latest Three Mobile Deals



Three 4G Broadband


Broadband but not as you know it. No landlines. No engineers. No waiting. 4G home broadband is just like the internet your mobile phone uses. Instead of using wires and cables, it travels through the airwaves. It couldn’t be simpler to use, simply unbox the hub, insert the SIM and plug it in. You are connected.

There are three types of broadband hub that Three have to offer:

HomeFi Plus an easy to set up router that connects up to 64 devices.

AI Cube a WiFi hotspot and smart speaker combined, not only does it connect to your devices you can ask Alexa to play your favourite music or order a pizza.

5G Hub only available to customers in certain 5G enabled postcodes. Get the next-generation superfast 5G broadband.

Three SIM-Only Deals


A SIM-only contract is just that. No phone or tablet to pay towards, just a SIM card with all the data, minutes and texts you need. Customers even get to decide whether they want a Pay Monthly SIM Only deal or a Pay As You Go plan.

Three SIM only pay monthly plans start at 1 month rolling, 12 months or 24 months. Alternatively, you can select PAYG and pay nothing upfront, top-up the SIM card as and when you need it.

The best thing about Three SIM only is that all SIM cards are 5G ready at no extra cost to the customer. This means that if you currently live in a 5G enabled area, you can benefit from it immediately. If you are not in an enabled area, as soon as it switches over, so will your Three SIM card.

Three Upgrades


The most important thing to check before you decide to look at upgrading is to make sure all of your bills are up to date and you don’t owe any money on your account. 

If you are a Three pay monthly customer you can choose to upgrade your handset for free up to 45 days before your plan ends. You can also choose to upgrade earlier than this but you will be liable to pay an early upgrade fee.

For Pay as You Go customers you can upgrade at any time as you are not tied into any sort of contract.

Rolling 1 month SIM customers can upgrade after an initial 3 month period.

The fastest way to upgrade is to do it through the My3 app which holds all of your current contract information. Alternatively, there are 311 stores countrywide that can assist you.

Three Trade-In


Once you have decided to upgrade your handset you can then make a little something back off your old handset or tablet. Choose to trade in your phone and Three will pay you the same day. That way if you are looking for a new phone or tablet you can slash the upfront cost there and then.

Three offer a price match promise where they will match their competitors offer to give you the best trade-in price. It is free to post your handset back to them and they will even send you all the packaging needed for the return. 

Three Black Friday Deals


From October, Three offers new and existing customers the chance to register their interest and be the first to hear about all the latest Black Friday deals. Three don’t like to give any indication to what deals are likely to appear on Black Friday but you can expect to see some 5G deals and well as flagship handset offers.

Three Offers & Promotions


A long-standing offer from Three is targeted towards existing customers, they can get access to exclusive deals on additional plans and devices, including tablets. There is also a refer a friend deal where customers can grab rewards and also student discounts.

If you are a new customer, Three always have a variety of offers available including half-price line rental for 6 months on selected handsets or tariffs and double the data on some plans.

Three Brands


With over 50 Pay Monthly phones available you can compare the best brands with some great offers and plans, all available with free next working day delivery.

Three Customer Service


The first port of call for contacting Three is through the My3 app. Customers can do most things through the app, including, making payments, checking out service issues and talk to an advisor through the Live Chat facility.

Alternatively, you can use the online support section on the site which offers information from billing issues to technical support.

Three Mobile FAQs

How to contact Three from my mobile?

Just call 333 from your Three phone. Three online Support section can tell you almost anything you need to know, from understanding your bill to technical support.

How do I top up Three mobile?

If you're a phone customer, you can call 444 free from your Three phone to top-up over the phone. To top-up by voucher, select Top-up with a voucher and enter the 16-digit number printed across the receipt. Once you've entered the voucher code, your account will be topped up.

What numbers are free on Three?

Three makes calling 0800 numbers free – if you get a new contract. Mobile provider Three is making calls to 0800, 0808 and 0500 numbers free, while it's also cutting the cost of dialling all other 08 numbers.

When is 5G coming to Three network?

Three launched its 5G mobile service in late February 2020, with 66 locations getting 5G on day one.