Callsigns

2 clues
Stations' identifications
They all start with "K" and "W" in the U.S.
Similar answers:
Acall
Acallto
Acalltooms
Afishcalledw
Afishcalledwanda
Airlinecallsign
Airsigns
Ajudgmentcall
Alphabetically
Amancalledhorse
Amancalledpeter
Amediumsocalled
Americascallup
Amonstercalls
Andsignsherselfmotherof
Angelically
Apically
Aportofcall
Archaically
Artistically