Where are most of the programmes for bbc radio broadcast from?

Question

Do radio's 1, 2, 3, 4 & 5 come from the same places? Do individual broadcasters use different premises? Do, for example, Radio 4's current affairs shows come from the same studios as Radio 1's Pete Tong?

Just wondered.

Answer 1

portland place in west london it's the offical radio broadcasting building

Answer 2

Maida Vale Studios in London

BBC World, Shepperd's Bush, London