How much does it cost to call an 0300 number on Three Mobile?

Buy 0300 Numbers

As a leading UK mobile network provider, Three Mobile offers its customers a wide range of affordable and competitive contract and pay-as-you-go plans. Whether you are joining Three mobile as a new customer or you are an existing member, there is a multitude of call plans that can suit your needs.
Three mobile prides itself on its affordability, and that is no different when contacting a 0300 number on either a contract or pay-as-you-go plan.
Calling an 0300 number on Three mobile outside of our your calling plan will incur extra charges. Each call made outside of your calling plan will be made available on your regular statement. Calls made to business 0300 numbers outside of your calling plan are charged at three pence per minute, as on pay-as-you-go sims