- Unlimited calls, text & data
- Flexible packages
- Great customer service
How Is OneCall Different From Pay As You Go?
Our OneCall 30 day bundle SIMS are prepaid and are valid for 30 days from the date of activation. No topping up required.
You get unlimited standard UK data, texts and calls, 25 GB free to use roaming in the EU. It’s super easy to add international access. You can also control your out of bundle costs and set a limit that suites you by logging into your account.
Pay your access charge in advance, giving you Unlimited Data, calls and texts.
- Unilimited Calls
- Unilimited Texts
- Unilimited Data
- Unilimited Calls
- Unilimited Texts
- Unilimited Data
4G coverage across the UK

Go mobile
OneCall isn’t just for phones. Our SIMs also work with tablets and mobile broadband devices like dongles and WiFi routers. Simply pay for your plan, pop your OneCall SIM in, and you’re good to go.
Have a look at our Data Only plans for more details
Frequently Asked Questions
OneCall is powered by the Vodafone & O2 networks and can connect to 3G & 4G networks across the globe.
Whilst you are in the UK tethering is unlimited. In the EU tethering comes out of your monthly allowance which is 25GB per month. Outside of the UK & Europe, you will need to add on one of our passport plans. Fair use policies apply to all tethering.
The OneCall team are available to chat online 9am to 5pm weekdays (excluding bank holidays) just click the pink icon in the bottom right of the screen. Alternatively go to our contact us page for other ways of contacting us.
You can use your OneCall plan anywhere in the world. In the EU your calls, texts and data work like normal, except there is a cap on your data of 25GB per month. Outside the EU you will need to add on one of our passport plans.
They’re flexible – you can change or cancel a plan whenever you want.
Our simple to read pricing plans can be found here.
A 30-day plan SIM your monthly allowances will automatically renew every 30 days and a the payment will be taken from your account by Direct Debit Credit Card or Debit Card. So there’s no need to top up, you can even pay for your Passport and Passport+.
On a 30 day bundle SIM: you still have all the benefits of our unlimited SIM but it will expire 30 days after the date you activate it. You also will not be able to make international calls / texts or use your SIM outside of the EU without adding on one of our passport plans. To upgrade to a 30 day plan SIM please contact our customer services
Terms and conditions apply to all our SIMs – You can see them here