Some radio stations specialise in talkback and interviews. There are many community radio stations that provide programs of interest to their local audience. They look for a variety of opinions. They don’t get many children, so you may be of interest.
To speak on a radio, you will need to become a confident speaker. Listen to interviews on the radio and find out which speakers are the most interesting. Practise by role playing interviews to build up confidence and technique. When using the telephone or microphone