Want cheap international calls from the UK? Our Big Bundles and International Bolt On give you discounted rates to keep in touch with friends and family overseas.

Tariffs with International discounts or bundled calls

If you’re on one of the following Pay As You Go tariffs, you will already be benefitting from discounted international calls and texts.

• O2 Unlimited*

• Simply Pay As You Go*

• International SIM*

• £10, £15 or £20 UK & International Bundle*

• International Big Bundle*

• Premium International Big Bundle*

• £15, £20, £25* or £30 Big Bundle

• £15, £20 or £30 Rolling plan

*No longer available for new and existing customers to switch to.

If you’re already with O2, sign into My O2 to check your tariff. To switch to the £20 Big Bundle or £30 Big Bundle tariffs, go to My O2, or call 2202 free from your O2 phone or text one of these codes to 21300, for free: 20DATABB for the £20 Big Bundle, or 30DATABB for the £30 Big Bundle.

If you’re new to O2, browse our Pay As You Go deals to get your free SIM.

International Monthly Bolt On

If you’re not on one of the above tariffs, you can add the International Monthly Bolt On. For £2 a month, get discounted UK calls and texts to international mobiles and landlines, from 1p a minute and 30p a text. Check out the discounted rates.

To get the International Monthly Bolt On for Pay As You Go, go to My O2 and browse the available Bolt Ons. Or text MONTHLYINT to 21300, or call 2202, both free from your O2 phone.

Check the discounted calling and texting rates for a specific country.

If you don’t have one of the above tariffs or the International Monthly Bolt On, international calls and texts will be charged at our standard international rates.

Our £15, £20 and £30 Big Bundles include discounted international rates.

Your Big Bundle will renew automatically each month. On your renewal date, we'll attempt to deduct payment from your balance, and if successful, you will get your new inclusive monthly allowances. If you don't have enough credit, then you will not get a new set of allowances and our standard international rates will apply.

Our £15, £20 and £30 Rolling plans include discounted international rates.

On your monthly renewal date, we will attempt to deduct payment from your registered payment card and if successful, the Rolling plan will automatically renew on your monthly renewal date and you will receive your new inclusive monthly allowances. If we cannot take payment from the card registered to your account, your Rolling plan will not renew.

Our £10 International Big Bundle is no longer available for new or existing customers.

If you have our £10 International Big Bundle, you can use your 500 minutes to call the UK and the 42 destinations below. Once you’ve used up your minutes, any calls you make to the included destinations and to the destinations which aren’t included, will benefit from discounted international rates whilst you have an active bundle.

Our £20 Premium International Big Bundle is no longer available for new or existing customers.

If you have our £20 Premium International Big Bundle, you get 1000 minutes to call the UK and the 51 destinations below, plus an additional 250 minutes to call Nigeria, Pakistan and South Africa. Once you’ve used up your minutes, any calls you make to the included destinations and to the destinations which aren’t included, will benefit from discounted international rates whilst you have an active bundle.

Our £10, £15 and £20 UK and International Big Bundles are no longer available for new or existing customers.

If you currently have one of these tariffs, you can use your minutes to call over 51 destinations around the world. Once you’ve used up your minutes, any calls you make to the included destinations and to the destinations which aren’t included, will benefit from discounted international rates whilst you have an active bundle.