Fallout 4 Radio Stations

Radio stations can be heard on the Pip-Boy in Fallout 4.

Main stations
Radio stations that can be received all across The Commonwealth.
 * Diamond City Radio
 * Classical Radio (Broadcast stops after completion of The Nuclear Option.)
 * Radio Freedom

Location based
Radio stations that can only be received in certain parts of the Commonwealth:

Creation Club
Radio stations that can only be received if the corresponding Creation Club content is installed. Most of these radio stations can be heard immediately after entering the game, following installation of the mod.
 * Faint radio signal (Tunnel Snakes Rule!)
 * Radio distress signal (Sentinel Control System Companion)
 * Strange signal (Noir Penthouse)
 * Vault-Tec distress signal (Tesla Cannon)

Add-on stations
Radio stations that can only be received if the corresponding add-on is installed and, for some, has the required level, is in range and/or has completed a required quest.

Automatron

 * Caravan distress frequency

Far Harbor

 * Valentine's Detective Agency Radio
 * Shipbreaker's radio frequency
 * Eden Meadows Cinemas radio station

Vault-Tec Workshop

 * Vault 88 radio beacon

Nuka-World

 * Nuka-Cola Family radio
 * Raider Radio