In 1927, NBC operated a radio network called the NBC Blue Network. It became an independent radio (and eventually television) network known as the American Broadcasti… See more

The ABC television network provides 89 hours of regularly scheduled network … See more

Since its inception, ABC has had over 300 television stations that have carried programming from the network at various times throughout its history, including its first two ow… See more

All of ABC's owned-and-operated stations and affiliates have had their own facilities and studios,[citation needed] but transverse entities have been created to produce national pr… See more