From Forbes:
Ahead Of Cumulus Merger, Dial Global Changing Its Name To Westwood One
I was listening to America In The Morning when Jim Bohannon closed by saying "This is Westwood One."
Ahead Of Cumulus Merger, Dial Global Changing Its Name To Westwood One
[A]s of today [September 4, 2013], Dial Global is renaming itself Westwood One. That’s the name of the radio network Dial Global merged with in 2011, and it’s still the name better known to civilians used to hearing it read on the air.
I was listening to America In The Morning when Jim Bohannon closed by saying "This is Westwood One."