NFL standings: Final AFC, NFC playoff picture after Week 18 of 2021 season
National Football League - Wikipedia
NFC and AFC Championship Games: What to know about 49ers-Eagles, Bengals-Chiefs - The Athletic
NFL Week 15 Storylines & Playoff Picture: Bills, Chiefs, Cowboys can clinch
NFL's Conference Championship Sunday: ESPN Surrounds the AFC and NFC Championship Games with Special Editions of Postseason NFL Countdown and NFL Primetime - ESPN Press Room U.S.
Who has made the NFL playoffs? Breaking down the final 14 teams, NFL News
NFL Picks: Baltimore's pretty path to the playoffs and the Vikings' big run
NFL Playoff Games Today: Schedule, Times, Odds, Predictions and Who is Playing in the AFC and NFC Championship
NFC and AFC Championship Games: What to know about 49ers-Eagles, Bengals-Chiefs - The Athletic
How to watch and stream the NFL playoffs on Sunday
NFL playoff Sunday schedule, TV for AFC, NFC Championship Games
NFL playoffs bracket: Preview, schedule, Super Bowl odds, more - ESPN