You can add extra texts and calls to your tariff, save money calling or travelling abroad with our Bolt Ons.
Once you have purchased your iPhone you can add a Bolt On to your account by completing this form. Please inform us which of the following Bolt Ons you would like added.
| Bolt On | Cost per month |
| Unlimited O2 to O2 calls | £7.50 |
| Unlimited anytime texts | £7.50 |
| Unlimited weekend calls | £7.50 |
| Unlimited fixed-line calls | £7.50 |
| An extra 200 anytime minutes | £7.50 |
All our unlimited Bolt Ons are subject to an excessive usage policy.
With Discount Country, you can call abroad from the UK for less. There is just one flat rate to call overseas standard fixed-lines and mobiles. You can also send a text to an international number for the price of a standard UK text (12p). There are 10 countries to choose from:
| Choose one Discount Country | £3 per month |
| USA and Canada | 9p/min |
| Australia or New Zealand | 14p/min |
| South Africa, Turkey, India, Pakistan or Bangladesh | 28p/min |
| China | 43p/min |
When travelling in Europe or Spain, receive calls for free and make calls to the UK and other included European countries for 25p/min.*
| My Europe Extra | £10 per month |
| Chosen Country - Spain | £5 per month |
Available for one month or on a recurring monthly basis.
* Subject to a maximum 1,000 minutes per month (total for calls made and received).