Stazioni radio in Stati Uniti — U
35 stazioni
UR 
Urban Radio - Hip Hop / R&B UR 
Urban Radio - The Greatest R&B Hits UR 
Urban Radio - Gospel Hits UK 
Ukulele Island UR 
Urban Radio - Hip Hop Hits UR 
Urban Radio - All The Hip Hop Hits UR 
Urban Radio - Smooth R&B UR 
Urban Radio - Slow Jams UC 
UCTV - University of California UR 
Urban Radio - Today's R&B UL 
Ultimate Oldies Radio! Musical History of the 50's, 60's, 70's & More! UR 
Urban Radio - Lite R&B UN 
University Of Oregon - KWAX UR 
Urban Radio - Forever Motown & More UN 
Union Pentecostal Church UP 
UP (Undignified Praise) UN
UncertainFM US 
US105 UC 
UCLA Radio UP
UP! 98.7 UN
Unholy Radio UN
University of Texas Radio UN
Uncertain FM UK 
UKIE Radio UN 
Unified Arts Radio US 
US Sports Radio UP 
Up! UN 
Untidy Radio UJ 
uju radio US 
US1 Radio UR 
Urban 2K Radio UN 
Unsung 80s Radio UL 
Ultimate Classic Rock UN 
United FM Radio UJ 
uju radio - alt pop rock