Serving the universe
I think they did it a few times – never heard a Radio Weatherfield one despite being many residents station of choice! Radio aire used to be heard a lot on Emmerdale and Tony blackburn was always playing in the cafe in the early days of Eastenders.
Go to 15:45
The jingle itself kicks in at 15:51. I seem to remember Piccadilly Gold Synchronism jingles were also often heard on Corrie back in the day.