| Answer | Crossword Clue |
|---|---|
| WFAN | First all-sports radio station |
| WFAN | NYC sports-radio station |
| WFAN | Aptly named NYC sports radio station |
| WFAN | NYC sports radio station with an apt call sign |
| KDKA | First radio station |
| KDKA | America's first commercial radio station |
| KDKA | First commercial U.S. radio station, located in Pittsburgh |
| KDKA | Pittsburgh radio station since 1920, said to be the world's first |
