OneCall - where Unlimited means Unlimited

OneCall is our SIM only revolution! Our SIMs are truly unlimited. Unlimited Calls, Texts & Data with a simple pricing plan where you have the control. Our flexible plans allow you to control your cost and with no lengthy agreements. You can choose between the award-winning networks of o2 & Vodafone, meaning, you will have 99% UK coverage and International worldwide coverage.

4G coverage across the UK

Our Unlimited sims are powered by the expansive o2 and Vodafone networks. You get to pick your provider.

Choose your Provider


per month


per month