How do you go about creating a radio station in London?

It depends on where you want to go.

Liverpool Street.

Radio Disney is heard on different stations in each city where it broadcasts. In order to tell you the station nearest to you, we'd have to know where you are (the city) when you listen to the radio.

there are different stations for different cities.

Radio Disney is broadcast on different radio stations in different cities. It's not possible to direct you to the correct station unless we know where you're located.