It served as a replacement for NBC 's radio broadcast center in San Francisco , which had been in service since the network 's formation in 1927 .
The West Coast Radio City opened in 1938 and served as headquarters to the NBC Radio Networks ' West Coast operations .
West Coast Radio City served as a replacement for NBC 's radio broadcast center in San Francisco , which had been in service since the network 's formation in 1927 .
The West Coast Radio City opened in 1938 and served as headquarters to the NBC Radio Networks ' West Coast operations .