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NFC Championship Game - Wikipedia
20+ Differences Between AFC And NFC (Explained)
The chasm between AFC and NFC teams seems huge — for now
The History of the NFL Conference – NFC and AFC
AFC and NFC Championships: Blockbuster games await in NFL Playoffs
NFL playoff picture: Final AFC, NFC standings for Week 17
AFC takes early lead over NFC in newly designed Pro Bowl
Yahoo Sports AM: NFC vs. AFC
Comparison between RFID and NFC-based attendance system