Call Signs:
 
FCC Call Sign: 
WILL
FCC Frequency (Radio) or Channel (TV): 
580   kHz
Broadcast Branding: 
WILL-AM 580 Illinois Public Media
 
FCC Call Sign: 
WILL-FM
FCC Frequency (Radio) or Channel (TV): 
90.9  MHz
Broadcast Branding: 
WILL-FM 90.9 Illinois Public Media
 
    