The Bowery Boys podcast on NYC history present very well researched and thorough history of radio in New York City. My own lecture that surveys the history of radio is very similar. Nice work, Greg and Tom.

A long standing rule that prevents a company owning broadcasting stations and a newspaper in the same market is in danger of being eliminated.

This seems to be a pretty good source for radio stations, albeit by state, and their owners.

Need help finding the radio stations in your town? This will help you find your radio stations. Try to reconcile this list with the stations you remember from your own experience.

These are the radio markets ranked by size. While the population size change, the rankings remain relatively stable from year-to-year.

This is useful guide to the terms of the radio trade.