O2 mobile phones

Transfer your number to O2

If you have become attached to your number, don't worry - O2 make the process of transferring it onto your new mobile painless and fast. Simply contact the network your number is currently with and request a 'PAC code', then give this to O2 customer services once you have your new phone. To learn more, read our helpful number porting page.

About O2

O2 started life as Cellnet in 1985, owned jointly by British Telecom and Securicor. BT took full control in 1999, renaming the network BT Cellnet. In 2001 O2 was born, representing the fact that mobile phones were becoming like oxygen - necessary for life. As you'd expect from a company founded by BT, O2 offer exceptional customer service and reliability.

Today O2 are a part of Telefonica Movistar, one of Europe's largest mobile phone companies. With over 20 years of experience, you can be sure that an O2 mobile phone contract will never let you down.

You can read O2's Network Terms and Conditions here.

O2 Coverage

O2 covers 99.5% of the UK population, so you'll never be out of touch. Their new 3G network is being expanded daily, bringing you the coverage you need to stay connected at broadband speeds.

If you want to see a detailed map of coverage in the parts of the country that matter to you, please use the O2 Coverage Checker here.

Upgrade your existing O2 mobile phone

If you already have an O2 "pay monthly" account and want to stay with O2, without changing your number, we can help. All of O2's phones are available as upgrades through Mobiles.co.uk - simply browse our range as normal, and select the "Upgrade" tariff when you've chosen your phone.

O2 Call Charges

If you manage to use all the minutes and texts that are included in your contract, call charges will apply. For full details of Pay Monthly tariffs and charges please select 'Full Pricing Information' above.

*Applies to calls made to UK landlines and all UK network mobiles

Which Tariff Do I Want?

O2 like to keep things simple - so simply decide how many minutes you tend to use each month and pick the tariff that provides this amount. As a rough guide, if your mobile bill is currently less than £40 per month, the £30 per month "O2 600" tariff will suit you. To see a full list of tariffs please use the "Full Pricing Information" link above.

If you're a heavy texter then O2 is the network for you. All tariffs now comes bundled with Unlimited texts alongside your inclusive minutes at no extra cost, providing even better value for money to pay-monthly customers.

Full Pricing Information

For full details of O2's Pay Monthly contracts and charges, please see our O2 Pay Monthly Tariff Guide

Money-saving Extras

Are you forever sending texts and don't want to pay through the nose for them? Then you need look no further than O2 pay monthly. O2 now offer Unlimited texts with all their pay monthly price plans! Simply select your inclusive minutes and then enjoy free texts at no extra cost.

There are plenty of other extras available should you wish to bolster your tariff further. Regular web surfer? Get unlimited internet for just £7.50 a month. Want to get the best out of your smartphone? Exclusive Smartphone Bolt-On supplies Unlimited Data and Wi-Fi from just £5 a month extra.

To add any of these Bolt-Ons to your price plan or to find out more, simply contact O2 customer services once you have started your contract.

You can also click on the 'info' button in the tariff table of your selected handset for further details on other money saving o2 services