WDAY is the call sign of a TV station and two radio stations in Fargo, North Dakota, all except WDAY-FM owned by Forum Communications:
- WDAY (AM) 970; a news/talk radio station
- WDAY-FM 93.7; a top 40 radio station, owned by James Ingstad
- WDAY-TV 6; an ABC affiliate, with The CW on a digital subchannel
- WDAZ-TV 8; another ABC affiliate in Grand Forks, North Dakota